/* R3 Commons Foundation - Neo Brutalist + Space/Machine Theme */
/* Color Palette: Night Sky Indigo, Signal Orange, Maker Green, Blueprint Blue */

/* Google Fonts - Montserrat for headers */
@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400;600;700;900&family=Roboto:wght@400;500;700&family=Roboto+Mono:wght@400;500;700&display=swap');

:root {
  /* Primary Palette */
  --color-night: #1A1F3D;           /* Night Sky Indigo - Primary */
  --color-signal: #FF8C00;          /* Signal Orange - Accent/Action */
  --color-maker: #4CAF50;           /* Maker Green - Secondary */
  --color-blueprint: #E3E9F2;       /* Blueprint Blue - Light backgrounds */
  --color-blueprint-dark: #B0C4DE;  /* Blueprint Blue - Lines/accents */

  /* Derived colors */
  --color-bg: #FAFBFD;
  --color-bg-alt: var(--color-blueprint);
  --color-black: #0D0D0D;
  --color-text: #1a1a1a;
  --color-twilight: #252B4A;
  --color-star: #ffeaa7;

  /* Borders & Shadows */
  --border: 3px solid var(--color-black);
  --border-thick: 5px solid var(--color-black);
  --shadow: 6px 6px 0 var(--color-black);
  --shadow-sm: 4px 4px 0 var(--color-black);

  /* Typography */
  --font-main: 'Montserrat', 'Arial Black', sans-serif;
  --font-body: 'Roboto', 'Arial', sans-serif;
  --font-mono: 'Roboto Mono', 'Courier New', monospace;

  /* Layout */
  --max-width: 1200px;
  --spacing: 2rem;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  padding: 0;
  font-family: var(--font-body);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  font-size: 18px;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing);
}

/* ============================================
   HERO - Night Sky with Logo
   ============================================ */
.hero {
  background: var(--color-night);
  padding: 4rem var(--spacing) 5rem;
  text-align: center;
  border-bottom: var(--border-thick);
  position: relative;
  overflow: hidden;
}

/* Star field background */
.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image:
    radial-gradient(2px 2px at 20px 30px, var(--color-star), transparent),
    radial-gradient(2px 2px at 40px 70px, rgba(255,255,255,0.8), transparent),
    radial-gradient(1px 1px at 90px 40px, var(--color-star), transparent),
    radial-gradient(2px 2px at 160px 120px, rgba(255,255,255,0.9), transparent),
    radial-gradient(1px 1px at 230px 80px, var(--color-star), transparent),
    radial-gradient(2px 2px at 300px 150px, rgba(255,255,255,0.7), transparent),
    radial-gradient(1px 1px at 350px 200px, var(--color-star), transparent),
    radial-gradient(2px 2px at 420px 50px, rgba(255,255,255,0.8), transparent),
    radial-gradient(1px 1px at 500px 180px, var(--color-star), transparent),
    radial-gradient(2px 2px at 580px 90px, rgba(255,255,255,0.6), transparent),
    radial-gradient(1px 1px at 650px 250px, var(--color-star), transparent),
    radial-gradient(2px 2px at 720px 30px, rgba(255,255,255,0.9), transparent),
    radial-gradient(1px 1px at 800px 170px, var(--color-star), transparent),
    radial-gradient(2px 2px at 880px 220px, rgba(255,255,255,0.7), transparent),
    radial-gradient(1px 1px at 950px 60px, var(--color-star), transparent),
    radial-gradient(2px 2px at 1020px 140px, rgba(255,255,255,0.8), transparent),
    radial-gradient(1px 1px at 1100px 200px, var(--color-star), transparent),
    radial-gradient(2px 2px at 100px 300px, rgba(255,255,255,0.6), transparent),
    radial-gradient(1px 1px at 200px 350px, var(--color-star), transparent),
    radial-gradient(2px 2px at 400px 280px, rgba(255,255,255,0.9), transparent),
    radial-gradient(1px 1px at 600px 320px, var(--color-star), transparent),
    radial-gradient(2px 2px at 800px 380px, rgba(255,255,255,0.7), transparent),
    radial-gradient(1px 1px at 1000px 300px, var(--color-star), transparent);
  animation: twinkle 4s ease-in-out infinite alternate;
  pointer-events: none;
}

@keyframes twinkle {
  0% { opacity: 0.7; }
  100% { opacity: 1; }
}

/* Horizon glow - orange tint */
.hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 150px;
  background: linear-gradient(to top,
    rgba(255, 140, 0, 0.15) 0%,
    rgba(76, 175, 80, 0.08) 50%,
    transparent 100%
  );
  pointer-events: none;
}

.hero .container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
  position: relative;
  z-index: 1;
}

/* Logo */
.hero-logo {
  width: 120px;
  height: auto;
  margin-bottom: 0.5rem;
}

.hero h1 {
  font-family: var(--font-main);
  font-size: clamp(2.5rem, 10vw, 5rem);
  margin: 0;
  letter-spacing: -0.02em;
  font-weight: 900;
  color: var(--color-bg);
  text-transform: uppercase;
  line-height: 0.95;
  text-shadow: 4px 4px 0 var(--color-signal);
}

.hero .subtitle {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  letter-spacing: 0.15em;
  color: var(--color-signal);
  margin: 0.5rem 0;
  font-weight: 700;
  background: rgba(0,0,0,0.4);
  display: inline-block;
  padding: 0.5rem 1rem;
  border: 3px solid var(--color-signal);
  position: relative;
}

/* Blinking signal indicator */
.hero .subtitle::before {
  content: '';
  display: inline-block;
  width: 8px;
  height: 8px;
  background: var(--color-signal);
  border-radius: 50%;
  margin-right: 0.75rem;
  animation: blink 1.5s ease-in-out infinite;
  box-shadow: 0 0 8px var(--color-signal);
}

@keyframes blink {
  0%, 50%, 100% { opacity: 1; }
  25%, 75% { opacity: 0.3; }
}

.hero .tagline {
  font-size: 1.5rem;
  color: var(--color-bg);
  margin: 0;
  font-weight: 500;
  max-width: 600px;
  line-height: 1.4;
}

/* Inspirational quote - hidden */
.hero-quote {
  display: none;
}

/* ============================================
   NAVIGATION - Industrial Style
   ============================================ */
.nav {
  background: var(--color-black);
  padding: 0;
  position: sticky;
  top: 0;
  z-index: 100;
  font-family: var(--font-main);
}

.nav .container {
  display: flex;
  justify-content: center;
  gap: 0;
  flex-wrap: wrap;
}

.nav a {
  color: var(--color-blueprint);
  text-decoration: none;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 1rem 1.5rem;
  border-right: 2px solid #333;
  transition: all 0.1s;
  position: relative;
}

.nav a::before {
  content: '>';
  font-family: var(--font-mono);
  margin-right: 0.5rem;
  color: var(--color-signal);
  opacity: 0;
  transition: opacity 0.1s;
}

.nav a:hover {
  background: var(--color-signal);
  color: var(--color-black);
}

.nav a:hover::before {
  opacity: 1;
  color: var(--color-black);
}

/* ============================================
   SECTIONS
   ============================================ */
.section {
  padding: 5rem 0;
  padding-left: var(--spacing);
  padding-right: var(--spacing);
  border-bottom: var(--border-thick);
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.section:last-of-type {
  border-bottom: none;
}

.section-alt {
  background: var(--color-bg-alt);
}

/* Section with space theme */
.section-space {
  background: linear-gradient(135deg, var(--color-night) 0%, var(--color-twilight) 100%);
  color: var(--color-bg);
  border-bottom-color: var(--color-signal);
}

.section .container,
.section > .section-content,
.section > div {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.section > .section-content,
.section > div:not(.container) {
  max-width: var(--max-width);
  width: 100%;
}

.section h2 {
  font-family: var(--font-main);
  font-size: clamp(1.8rem, 5vw, 3rem);
  margin: 0 0 2rem;
  text-transform: uppercase;
  color: var(--color-night);
  position: relative;
  display: inline-block;
  font-weight: 900;
  letter-spacing: -0.01em;
}

.section h2::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 0;
  width: 100%;
  height: 6px;
  background: var(--color-signal);
}

.section-space h2 {
  color: var(--color-bg);
}

.section-space h2::after {
  background: var(--color-maker);
}

.section .lead {
  font-size: 1.35rem;
  max-width: 800px;
  margin: 2rem 0;
  color: var(--color-text);
  font-weight: 400;
  line-height: 1.6;
}

.section-space .lead {
  color: var(--color-bg);
}

.section p {
  max-width: 800px;
  margin: 0 0 1rem;
  color: var(--color-text);
}

.section-space p {
  color: rgba(255,255,255,0.85);
}

/* ============================================
   MANIFESTO - Inspirational
   ============================================ */
#manifesto,
#manifesto-section {
  background: linear-gradient(135deg, var(--color-signal) 0%, #FF9F40 100%);
  position: relative;
}

#manifesto::before,
#manifesto-section::before {
  content: '"';
  position: absolute;
  top: 2rem;
  right: 2rem;
  font-size: 12rem;
  font-family: Georgia, serif;
  color: rgba(0,0,0,0.1);
  line-height: 1;
  pointer-events: none;
}

#manifesto h2,
#manifesto-section h2 {
  color: var(--color-black);
}

#manifesto h2::after,
#manifesto-section h2::after {
  background: var(--color-black);
}

#manifesto .lead,
#manifesto-section .lead {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-black);
}

#manifesto p,
#manifesto-section p {
  color: rgba(0,0,0,0.85);
}

/* ============================================
   TAGLINES
   ============================================ */
.taglines {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: 2rem;
}

.tag {
  background: var(--color-night);
  color: var(--color-bg);
  padding: 0.75rem 1.5rem;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  font-weight: 500;
  text-transform: uppercase;
  position: relative;
}

.tag::before {
  content: '//';
  margin-right: 0.5rem;
  color: var(--color-signal);
}

/* ============================================
   PILLARS - Machine Cards
   ============================================ */
.pillars-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
  width: 100%;
  max-width: var(--max-width);
}

.pillar {
  background: var(--color-bg);
  border: var(--border-thick);
  padding: 2rem;
  box-shadow: var(--shadow);
  transition: transform 0.1s, box-shadow 0.1s;
  position: relative;
  overflow: hidden;
}

/* Machine corner brackets */
.pillar::before,
.pillar::after {
  content: '';
  position: absolute;
  width: 20px;
  height: 20px;
  border-color: var(--color-black);
  border-style: solid;
  opacity: 0.3;
}

.pillar::before {
  top: 10px;
  left: 10px;
  border-width: 3px 0 0 3px;
}

.pillar::after {
  bottom: 10px;
  right: 10px;
  border-width: 0 3px 3px 0;
}

.pillar:hover {
  transform: translate(-3px, -3px);
  box-shadow: 9px 9px 0 var(--color-black);
}

/* Radio - Signal Orange */
.pillar:nth-child(1) {
  background: linear-gradient(135deg, #FFF3E0 0%, #FFE8CC 100%);
  border-left: 8px solid var(--color-signal);
}

/* Robotics - Maker Green */
.pillar:nth-child(2) {
  background: linear-gradient(135deg, #E8F5E9 0%, #C8E6C9 100%);
  border-left: 8px solid var(--color-maker);
}

/* Research - Night Sky Indigo */
.pillar:nth-child(3) {
  background: linear-gradient(135deg, var(--color-blueprint) 0%, #D6E4F0 100%);
  border-left: 8px solid var(--color-night);
}

.pillar-icon {
  font-size: 3.5rem;
  margin-bottom: 1rem;
  display: block;
}

.pillar h3 {
  font-family: var(--font-main);
  margin: 0 0 0.25rem;
  font-size: 1.6rem;
  color: var(--color-black);
  text-transform: uppercase;
  font-weight: 700;
  text-align: left;
}

.pillar .pillar-subtitle {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-black);
  margin: 0 0 1rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  display: inline-block;
  padding: 0.25rem 0.75rem;
}

.pillar:nth-child(1) .pillar-subtitle {
  background: var(--color-signal);
  color: var(--color-black);
}

.pillar:nth-child(2) .pillar-subtitle {
  background: var(--color-maker);
  color: white;
}

.pillar:nth-child(3) .pillar-subtitle {
  background: var(--color-night);
  color: white;
}

.pillar p {
  margin: 0 0 1rem;
  max-width: none;
  font-weight: 400;
  text-align: left;
}

.pillar ul {
  margin: 0;
  padding-left: 0;
  list-style: none;
  text-align: left;
}

.pillar li {
  margin-bottom: 0.5rem;
  padding-left: 1.5rem;
  position: relative;
  font-size: 0.95rem;
}

.pillar li::before {
  content: '>';
  font-family: var(--font-mono);
  position: absolute;
  left: 0;
  font-weight: 700;
  color: var(--color-signal);
}

.pillar:nth-child(2) li::before {
  color: var(--color-maker);
}

.pillar:nth-child(3) li::before {
  color: var(--color-night);
}

/* ============================================
   PROJECTS - Signal/Data Cards
   ============================================ */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
  width: 100%;
  max-width: var(--max-width);
}

.project {
  background: var(--color-bg);
  border: var(--border);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  transition: transform 0.1s, box-shadow 0.1s;
  position: relative;
}

.project:hover {
  transform: translate(-2px, -2px);
  box-shadow: 6px 6px 0 var(--color-black);
}

/* Status indicator */
.project::before {
  content: 'ACTIVE';
  position: absolute;
  top: -1px;
  right: 1rem;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  background: var(--color-maker);
  color: white;
  padding: 0.2rem 0.5rem;
  font-weight: 700;
  letter-spacing: 0.05em;
}

.project:nth-child(1) {
  border-top: 8px solid var(--color-signal);
}

.project:nth-child(2) {
  border-top: 8px solid var(--color-maker);
}

.project:nth-child(3) {
  border-top: 8px solid var(--color-night);
}

.project:nth-child(4) {
  border-top: 8px solid #5B8DEF;
}

.project:nth-child(4) a {
  color: #5B8DEF;
  text-decoration: none;
}

.project:nth-child(4) a:hover {
  text-decoration: underline;
}

.project h3 {
  font-family: var(--font-main);
  margin: 0.5rem 0 0.75rem;
  font-size: 1.1rem;
  color: var(--color-black);
  text-transform: uppercase;
  font-weight: 700;
  text-align: left;
}

.project p {
  margin: 0;
  max-width: none;
  font-size: 0.95rem;
  text-align: left;
}

/* ============================================
   PRINCIPLES - Terminal/Code Style
   ============================================ */
.principles-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
  width: 100%;
  max-width: var(--max-width);
}

.principle {
  padding: 1.5rem;
  border-left: 6px solid var(--color-night);
  background: var(--color-bg);
  position: relative;
}

.principle::before {
  content: '$';
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--color-signal);
  margin-right: 0.5rem;
}

.principle h3 {
  font-family: var(--font-main);
  color: var(--color-night);
  margin: 0 0 0.5rem;
  font-size: 1.1rem;
  text-transform: uppercase;
  display: inline;
  font-weight: 700;
}

.principle p {
  max-width: none;
  margin: 1rem 0;
  text-align: left;
}

.licenses {
  list-style: none;
  padding: 0;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  background: var(--color-night);
  color: var(--color-blueprint);
  padding: 1rem;
  border: 2px solid var(--color-signal);
}

.licenses li {
  margin-bottom: 0.25rem;
}

.licenses li::before {
  content: '>';
  margin-right: 0.5rem;
  color: var(--color-signal);
}

/* ============================================
   INVOLVEMENT - Call to Action
   ============================================ */
#get-involved,
#get-involved-section {
  background: linear-gradient(135deg, var(--color-night) 0%, var(--color-twilight) 100%);
  color: var(--color-bg);
  position: relative;
  overflow: hidden;
}

/* Subtle grid pattern */
#get-involved::before,
#get-involved-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 50px 50px;
  pointer-events: none;
}

#get-involved h2,
#get-involved-section h2 {
  color: var(--color-bg);
}

#get-involved h2::after,
#get-involved-section h2::after {
  background: var(--color-signal);
}

.involvement-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: var(--max-width);
}

.involvement-card {
  background: var(--color-signal);
  border: var(--border-thick);
  padding: 2rem;
  box-shadow: var(--shadow);
  transition: transform 0.1s, box-shadow 0.1s;
  color: var(--color-black);
}

.involvement-card:hover {
  transform: translate(-3px, -3px);
  box-shadow: 9px 9px 0 rgba(255,255,255,0.3);
}

.involvement-card:nth-child(2) {
  background: var(--color-maker);
  color: white;
}

.involvement-card:nth-child(3) {
  background: var(--color-blueprint);
  color: var(--color-black);
}

.involvement-card h3 {
  font-family: var(--font-main);
  color: inherit;
  margin: 0 0 0.75rem;
  text-transform: uppercase;
  font-size: 1.2rem;
  font-weight: 700;
  text-align: left;
}

.involvement-card:nth-child(1) h3 {
  color: var(--color-black);
}

.involvement-card p {
  margin: 0;
  max-width: none;
  font-weight: 500;
  color: inherit;
  text-align: left;
}

.involvement-card:nth-child(1) p {
  color: var(--color-black);
}

/* ============================================
   FOOTER - Ground Control
   ============================================ */
.footer {
  background: var(--color-black);
  padding: 4rem var(--spacing);
  color: var(--color-bg);
  position: relative;
}

.footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg,
    var(--color-signal) 0%,
    var(--color-signal) 33%,
    var(--color-maker) 33%,
    var(--color-maker) 66%,
    var(--color-night) 66%,
    var(--color-night) 100%
  );
}

.footer .container {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 0.5rem;
}

.footer-brand {
  font-family: var(--font-main);
  font-size: 1.4rem;
  letter-spacing: 0.05em;
  color: var(--color-bg);
  margin: 0;
  text-transform: uppercase;
  font-weight: 700;
}

.footer-tagline {
  font-family: var(--font-mono);
  color: var(--color-signal);
  margin: 0.5rem 0 1rem;
  font-size: 1rem;
}

.footer-legal {
  font-size: 0.75rem;
  color: var(--color-bg);
  margin: 0;
  font-family: var(--font-mono);
  opacity: 0.6;
}

/* Footer inspiration quote - hidden */
.footer-inspiration {
  display: none;
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 768px) {
  :root {
    --spacing: 1.25rem;
  }

  .hero {
    padding: 3rem var(--spacing) 2.5rem;
  }

  .hero-logo {
    width: 80px;
  }

  .hero h1 {
    font-size: clamp(2rem, 12vw, 3.5rem);
    text-shadow: 3px 3px 0 var(--color-signal);
  }

  .hero .tagline {
    font-size: 1.2rem;
  }

  .section {
    padding: 3rem 0;
  }

  .nav .container {
    justify-content: center;
  }

  .nav a {
    padding: 0.75rem 1rem;
    font-size: 0.7rem;
    border-right: none;
    border-bottom: 2px solid #333;
  }

  .nav a::before {
    display: none;
  }

  .pillars-grid,
  .projects-grid,
  .principles-grid,
  .involvement-grid {
    grid-template-columns: 1fr;
  }

  .pillar,
  .project,
  .involvement-card {
    box-shadow: var(--shadow-sm);
  }

  #manifesto::before,
  #manifesto-section::before {
    font-size: 6rem;
    top: 1rem;
    right: 1rem;
  }
}

/* ============================================
   SELECTION & UTILITIES
   ============================================ */
::selection {
  background: var(--color-signal);
  color: var(--color-black);
}

/* Glow effect utility */
.glow {
  text-shadow: 0 0 10px currentColor;
}

/* Scanline effect for retro feel */
.scanlines::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0,0,0,0.03) 2px,
    rgba(0,0,0,0.03) 4px
  );
  pointer-events: none;
}