/* ============================================
   CHARLIE EDINGER — PORTFOLIO
   Akira Sunset / Retro Space Aesthetic
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;500;600;700;800;900&family=Share+Tech+Mono&family=Exo+2:ital,wght@0,300;0,400;0,500;0,600;1,300;1,400&display=swap');

/* --- CSS Variables --- */
:root {
  --bg-deep: #0a0a12;
  --bg-dark: #0f0e17;
  --bg-card: rgba(20, 18, 35, 0.7);
  --bg-card-hover: rgba(35, 28, 55, 0.85);
  --sun-core: #ff6a00;
  --sun-glow: #ff9d00;
  --amber: #f5a623;
  --orange: #e8651a;
  --red: #c9302c;
  --burgundy: #6b1d2a;
  --warm-white: #f0e6d3;
  --warm-white-dim: #b8a894;
  --warm-white-faint: rgba(240, 230, 211, 0.4);
  --accent-pink: #ff4f7b;
  --accent-cyan: #4fd1c5;
  --font-display: 'Orbitron', sans-serif;
  --font-mono: 'Share Tech Mono', monospace;
  --font-body: 'Exo 2', sans-serif;
  --scanline: rgba(255, 106, 0, 0.03);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  background: var(--bg-deep);
  color: var(--warm-white);
  font-family: var(--font-body);
  line-height: 1.7;
  overflow-x: hidden;
  min-height: 100vh;
}

/* --- Parallax Starfield --- */
.starfield {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

.star-layer {
  position: absolute;
  top: 0;
  left: 0;
  width: 200%;
  height: 200%;
  background-repeat: repeat;
}

.star-layer-1 {
  background-image:
    radial-gradient(1px 1px at 50px 80px, rgba(255,255,255,0.8), transparent),
    radial-gradient(1px 1px at 150px 200px, rgba(255,255,255,0.6), transparent),
    radial-gradient(1.5px 1.5px at 300px 50px, rgba(255,200,150,0.7), transparent),
    radial-gradient(1px 1px at 400px 300px, rgba(255,255,255,0.5), transparent),
    radial-gradient(1px 1px at 520px 120px, rgba(255,255,255,0.7), transparent),
    radial-gradient(1.2px 1.2px at 680px 280px, rgba(255,180,100,0.6), transparent),
    radial-gradient(1px 1px at 780px 400px, rgba(255,255,255,0.5), transparent),
    radial-gradient(1px 1px at 100px 450px, rgba(255,255,255,0.6), transparent),
    radial-gradient(1.5px 1.5px at 250px 380px, rgba(255,220,180,0.7), transparent),
    radial-gradient(1px 1px at 600px 50px, rgba(255,255,255,0.8), transparent);
  background-size: 800px 500px;
  animation: drift1 80s linear infinite;
}

.star-layer-2 {
  background-image:
    radial-gradient(1.5px 1.5px at 80px 120px, rgba(255,255,255,0.9), transparent),
    radial-gradient(1px 1px at 200px 350px, rgba(255,180,100,0.5), transparent),
    radial-gradient(2px 2px at 450px 180px, rgba(255,200,150,0.8), transparent),
    radial-gradient(1px 1px at 320px 420px, rgba(255,255,255,0.4), transparent),
    radial-gradient(1.5px 1.5px at 650px 90px, rgba(255,255,255,0.7), transparent),
    radial-gradient(1px 1px at 550px 350px, rgba(255,220,180,0.6), transparent),
    radial-gradient(1px 1px at 750px 250px, rgba(255,255,255,0.5), transparent);
  background-size: 900px 600px;
  animation: drift2 120s linear infinite;
}

.star-layer-3 {
  background-image:
    radial-gradient(2px 2px at 100px 200px, rgba(245,166,35,0.6), transparent),
    radial-gradient(2.5px 2.5px at 500px 100px, rgba(255,106,0,0.4), transparent),
    radial-gradient(1.5px 1.5px at 300px 350px, rgba(255,255,255,0.9), transparent),
    radial-gradient(2px 2px at 700px 300px, rgba(255,180,100,0.5), transparent),
    radial-gradient(1.5px 1.5px at 200px 50px, rgba(255,255,255,0.6), transparent);
  background-size: 1000px 700px;
  animation: drift3 160s linear infinite;
}

@keyframes drift1 {
  from { transform: translate(0, 0); }
  to { transform: translate(-400px, -250px); }
}
@keyframes drift2 {
  from { transform: translate(0, 0); }
  to { transform: translate(-450px, -300px); }
}
@keyframes drift3 {
  from { transform: translate(0, 0); }
  to { transform: translate(-500px, -350px); }
}

/* --- Scanline Overlay --- */
body::after {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 9999;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    var(--scanline) 2px,
    var(--scanline) 4px
  );
}

/* --- Content wrapper --- */
.content {
  position: relative;
  z-index: 1;
}

/* ============================================
   SOLAR SYSTEM — Home Page
   ============================================ */

.solar-system-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  position: relative;
  z-index: 1;
}

.solar-system {
  position: relative;
  width: 600px;
  height: 600px;
}

/* Sun */
.sun {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 100px;
  height: 100px;
  border-radius: 50%;
  background: radial-gradient(circle at 40% 40%, #ffe066, var(--sun-glow) 40%, var(--sun-core) 70%, var(--red) 100%);
  box-shadow:
    0 0 40px rgba(255, 106, 0, 0.6),
    0 0 80px rgba(255, 106, 0, 0.3),
    0 0 120px rgba(255, 157, 0, 0.2);
  cursor: pointer;
  z-index: 10;
  transition: box-shadow 0.4s ease, transform 0.4s ease;
  text-decoration: none;
  display: flex;
  align-items: center;
  justify-content: center;
}

.sun:hover {
  box-shadow:
    0 0 50px rgba(255, 106, 0, 0.8),
    0 0 100px rgba(255, 106, 0, 0.5),
    0 0 160px rgba(255, 157, 0, 0.3);
  transform: translate(-50%, -50%) scale(1.08);
}

.sun-label {
  font-family: var(--font-display);
  font-size: 0.55rem;
  font-weight: 700;
  color: var(--bg-deep);
  text-align: center;
  letter-spacing: 0.05em;
  line-height: 1.2;
  text-transform: uppercase;
}

/* Orbit rings */
.orbit {
  position: absolute;
  top: 50%;
  left: 50%;
  border: 1px solid rgba(240, 230, 211, 0.08);
  border-radius: 50%;
  transform: translate(-50%, -50%);
}

.orbit-1 { width: 200px; height: 200px; }
.orbit-2 { width: 300px; height: 300px; }
.orbit-3 { width: 400px; height: 400px; }
.orbit-4 { width: 520px; height: 520px; }

/* Planet orbit animations */
.planet-orbit {
  position: absolute;
  top: 50%;
  left: 50%;
  transform-origin: center center;
  z-index: 5;
}

.planet-orbit-1 {
  width: 200px;
  height: 200px;
  margin-left: -100px;
  margin-top: -100px;
  animation: orbit-rotate 20s linear infinite;
}

.planet-orbit-2 {
  width: 300px;
  height: 300px;
  margin-left: -150px;
  margin-top: -150px;
  animation: orbit-rotate 30s linear infinite;
}

.planet-orbit-3 {
  width: 400px;
  height: 400px;
  margin-left: -200px;
  margin-top: -200px;
  animation: orbit-rotate 45s linear infinite;
}

.planet-orbit-4 {
  width: 520px;
  height: 520px;
  margin-left: -260px;
  margin-top: -260px;
  animation: orbit-rotate 60s linear infinite reverse;
}

@keyframes orbit-rotate {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* Planets */
.planet {
  position: absolute;
  top: -15px;
  left: 50%;
  transform: translateX(-50%);
  text-decoration: none;
  display: flex;
  flex-direction: column;
  align-items: center;
  cursor: pointer;
  transition: transform 0.3s ease;
}

.planet:hover {
  transform: translateX(-50%) scale(1.2);
}

.planet-body {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  transition: box-shadow 0.3s ease;
}

.planet:hover .planet-body {
  box-shadow:
    0 0 20px currentColor,
    0 0 40px currentColor;
}

.planet-label {
  font-family: var(--font-display);
  font-size: 0.6rem;
  font-weight: 600;
  color: var(--warm-white);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-top: 6px;
  opacity: 0;
  transition: opacity 0.3s ease;
  white-space: nowrap;
  text-shadow: 0 0 10px rgba(0,0,0,0.8);
}

/* Counter-rotate labels so they stay readable */
.planet-orbit-1 .planet-label,
.planet-orbit-1 .planet-body-inner {
  animation: counter-rotate 20s linear infinite;
}
.planet-orbit-2 .planet-label,
.planet-orbit-2 .planet-body-inner {
  animation: counter-rotate 30s linear infinite;
}
.planet-orbit-3 .planet-label,
.planet-orbit-3 .planet-body-inner {
  animation: counter-rotate 45s linear infinite;
}
.planet-orbit-4 .planet-label,
.planet-orbit-4 .planet-body-inner {
  animation: counter-rotate 60s linear infinite reverse;
}

@keyframes counter-rotate {
  from { transform: rotate(0deg); }
  to { transform: rotate(-360deg); }
}

.planet:hover .planet-label {
  opacity: 1;
}

/* Planet colors */
.planet-projects .planet-body {
  background: radial-gradient(circle at 35% 35%, #ff8a65, var(--orange) 50%, #b34700 100%);
  color: var(--orange);
}

.planet-about .planet-body {
  background: radial-gradient(circle at 35% 35%, #ffd54f, var(--amber) 50%, #c68400 100%);
  color: var(--amber);
}

.planet-contact .planet-body {
  background: radial-gradient(circle at 35% 35%, #ff7eb3, var(--accent-pink) 50%, #a0305a 100%);
  color: var(--accent-pink);
}

.planet-resume .planet-body {
  background: radial-gradient(circle at 35% 35%, #80ded3, var(--accent-cyan) 50%, #2a8a80 100%);
  color: var(--accent-cyan);
}

/* Tagline */
.tagline {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--warm-white-dim);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-top: 30px;
  text-align: center;
  animation: fadeInUp 1.5s ease 0.5s both;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.home-hint {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--warm-white-faint);
  margin-top: 15px;
  animation: fadeInUp 1.5s ease 1s both;
  letter-spacing: 0.1em;
}

/* ============================================
   INNER PAGE NAV BAR
   ============================================ */

.nav-bar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  background: linear-gradient(180deg, rgba(10, 10, 18, 0.95) 0%, rgba(10, 10, 18, 0.7) 80%, transparent 100%);
  padding: 20px 40px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  backdrop-filter: blur(6px);
}

.nav-logo {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--sun-glow);
  text-decoration: none;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: color 0.3s ease, text-shadow 0.3s ease;
}

.nav-logo:hover {
  color: var(--sun-core);
  text-shadow: 0 0 15px rgba(255, 106, 0, 0.5);
}

.nav-links {
  display: flex;
  gap: 30px;
  list-style: none;
}

.nav-links a {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--warm-white-dim);
  text-decoration: none;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  position: relative;
  padding-bottom: 4px;
  transition: color 0.3s ease;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--amber);
  transition: width 0.3s ease;
}

.nav-links a:hover {
  color: var(--amber);
}

.nav-links a:hover::after {
  width: 100%;
}

.nav-links a.active {
  color: var(--sun-glow);
}

.nav-links a.active::after {
  width: 100%;
  background: var(--sun-glow);
}

/* ============================================
   INNER PAGE CONTENT
   ============================================ */

.page-content {
  position: relative;
  z-index: 1;
  max-width: 900px;
  margin: 0 auto;
  padding: 120px 30px 80px;
}

.page-title {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  color: var(--warm-white);
  margin-bottom: 10px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  animation: fadeInUp 0.8s ease both;
}

.page-title-accent {
  display: block;
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--sun-core), var(--amber));
  margin-bottom: 40px;
  border-radius: 2px;
  animation: fadeInUp 0.8s ease 0.2s both;
}

/* ============================================
   PROJECT CARDS
   ============================================ */

.project-grid {
  display: flex;
  flex-direction: column;
  gap: 30px;
}

.project-card {
  background: var(--bg-card);
  border: 1px solid rgba(245, 166, 35, 0.1);
  border-radius: 8px;
  padding: 30px;
  transition: border-color 0.4s ease, background 0.4s ease, transform 0.3s ease;
  animation: fadeInUp 0.8s ease both;
}

.project-card:nth-child(1) { animation-delay: 0.2s; }
.project-card:nth-child(2) { animation-delay: 0.35s; }
.project-card:nth-child(3) { animation-delay: 0.5s; }

.project-card:hover {
  border-color: rgba(245, 166, 35, 0.3);
  background: var(--bg-card-hover);
  transform: translateY(-3px);
}

.project-card h3 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--amber);
  margin-bottom: 5px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.project-card .project-subtitle {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--warm-white-faint);
  margin-bottom: 15px;
}

.project-card p {
  font-size: 0.95rem;
  color: var(--warm-white-dim);
  margin-bottom: 15px;
  line-height: 1.7;
}

.tech-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 15px;
}

.tech-tag {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--accent-cyan);
  border: 1px solid rgba(79, 209, 197, 0.3);
  padding: 3px 10px;
  border-radius: 20px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.project-link {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--sun-glow);
  text-decoration: none;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: color 0.3s ease, text-shadow 0.3s ease;
}

.project-link:hover {
  color: var(--amber);
  text-shadow: 0 0 10px rgba(245, 166, 35, 0.4);
}

.project-link::after {
  content: ' →';
}

/* ============================================
   ABOUT PAGE
   ============================================ */

.about-section {
  margin-bottom: 50px;
  animation: fadeInUp 0.8s ease both;
}

.about-section:nth-child(2) { animation-delay: 0.15s; }
.about-section:nth-child(3) { animation-delay: 0.3s; }
.about-section:nth-child(4) { animation-delay: 0.45s; }
.about-section:nth-child(5) { animation-delay: 0.6s; }

.about-section h2 {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--amber);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 18px;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(245, 166, 35, 0.15);
}

.about-section p {
  font-size: 0.95rem;
  color: var(--warm-white-dim);
  line-height: 1.8;
}

.timeline-item {
  position: relative;
  padding-left: 25px;
  margin-bottom: 30px;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--sun-core);
  box-shadow: 0 0 8px rgba(255, 106, 0, 0.5);
}

.timeline-item::after {
  content: '';
  position: absolute;
  left: 3.5px;
  top: 20px;
  width: 1px;
  height: calc(100% + 10px);
  background: rgba(245, 166, 35, 0.15);
}

.timeline-item:last-child::after {
  display: none;
}

.timeline-item h3 {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--warm-white);
  letter-spacing: 0.05em;
}

.timeline-item .timeline-meta {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--warm-white-faint);
  margin: 3px 0 8px;
}

.timeline-item p {
  font-size: 0.9rem;
  color: var(--warm-white-dim);
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
}

.skill-group h4 {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--amber);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 8px;
}

.skill-group p {
  font-size: 0.85rem;
  color: var(--warm-white-dim);
}

.resume-btn {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--bg-deep);
  background: linear-gradient(135deg, var(--sun-glow), var(--orange));
  padding: 12px 28px;
  border-radius: 4px;
  text-decoration: none;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.resume-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 25px rgba(255, 106, 0, 0.4);
}

/* ============================================
   CONTACT PAGE
   ============================================ */

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 25px;
  margin-top: 10px;
}

.contact-card {
  background: var(--bg-card);
  border: 1px solid rgba(245, 166, 35, 0.1);
  border-radius: 8px;
  padding: 25px;
  transition: border-color 0.4s ease, transform 0.3s ease;
  animation: fadeInUp 0.8s ease both;
}

.contact-card:nth-child(1) { animation-delay: 0.2s; }
.contact-card:nth-child(2) { animation-delay: 0.3s; }
.contact-card:nth-child(3) { animation-delay: 0.4s; }
.contact-card:nth-child(4) { animation-delay: 0.5s; }

.contact-card:hover {
  border-color: rgba(245, 166, 35, 0.3);
  transform: translateY(-3px);
}

.contact-card .contact-type {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--warm-white-faint);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-bottom: 8px;
}

.contact-card a,
.contact-card span {
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--amber);
  text-decoration: none;
  transition: color 0.3s ease;
}

.contact-card a:hover {
  color: var(--sun-glow);
  text-shadow: 0 0 10px rgba(245, 166, 35, 0.3);
}

/* ============================================
   FOOTER
   ============================================ */

.footer {
  text-align: center;
  padding: 40px 20px;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--warm-white-faint);
  letter-spacing: 0.1em;
}

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 700px) {
  .solar-system {
    width: 340px;
    height: 340px;
  }

  .sun {
    width: 65px;
    height: 65px;
  }

  .sun-label {
    font-size: 0.4rem;
  }

  .orbit-1 { width: 130px; height: 130px; }
  .orbit-2 { width: 190px; height: 190px; }
  .orbit-3 { width: 250px; height: 250px; }
  .orbit-4 { width: 320px; height: 320px; }

  .planet-orbit-1 { width: 130px; height: 130px; margin-left: -65px; margin-top: -65px; }
  .planet-orbit-2 { width: 190px; height: 190px; margin-left: -95px; margin-top: -95px; }
  .planet-orbit-3 { width: 250px; height: 250px; margin-left: -125px; margin-top: -125px; }
  .planet-orbit-4 { width: 320px; height: 320px; margin-left: -160px; margin-top: -160px; }

  .planet-body {
    width: 24px;
    height: 24px;
  }

  .planet {
    top: -12px;
  }

  .planet-label {
    font-size: 0.5rem;
  }

  .contact-grid {
    grid-template-columns: 1fr;
  }

  .nav-bar {
    padding: 15px 20px;
    flex-direction: column;
    gap: 10px;
  }

  .nav-links {
    gap: 18px;
  }

  .nav-links a {
    font-size: 0.7rem;
  }

  .page-title {
    font-size: 1.4rem;
  }
}