@import url('https://fonts.googleapis.com/css2?family=Press+Start+2P&family=VT323:wght@400&display=swap');

/* ============================================================
   JUNIOR GEMS — PREMIUM RETRO ARCADE STYLESHEET
   TRON × Space Invaders × Fine Jewelry
   ============================================================ */

:root {
  --yellow:   #FFE600;
  --cyan:     #00F5FF;
  --magenta:  #FF00AA;
  --green:    var(--cyan);
  --red:      #FF2222;
  --blue:     #2255FF;
  --white:    #FFFFFF;
  --black:    #0d1f3c;
  --dark:     #112244;
  --mid:      #1a3058;
  --pixel:    'Press Start 2P', monospace;
  --vt:       'VT323', monospace;

  --glow-yellow:  0 0 4px #FFE600, 0 0 10px #FFE60077;
  --glow-cyan:    0 0 8px #00F5FF, 0 0 24px #00F5FFaa, 0 0 48px #00F5FF55;
  --glow-magenta: 0 0 8px #FF00AA, 0 0 24px #FF00AAaa, 0 0 48px #FF00AA55;
  --glow-green:   0 0 8px var(--cyan), 0 0 24px var(--cyan)aa, 0 0 48px var(--cyan)55;
  --glow-red:     0 0 8px #FF2222, 0 0 24px #FF2222aa, 0 0 48px #FF222255;
  --glow-blue:    0 0 8px #2255FF, 0 0 24px #2255FFaa, 0 0 48px #2255FF55;
}

/* ── RESET ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  background-color: var(--black);
  color: var(--white);
  font-family: var(--vt);
  font-size: 20px;
  line-height: 1.9;
  overflow-x: hidden;
  position: relative;
}

/* ── STARFIELD (pure CSS) ── */
body::before, body::after {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

body::before {
  background-image:
    radial-gradient(1px 1px at 8%  12%, #fff 0%, transparent 100%),
    radial-gradient(1px 1px at 22% 45%, #fff 0%, transparent 100%),
    radial-gradient(2px 2px at 36% 8%,  #00F5FF 0%, transparent 100%),
    radial-gradient(1px 1px at 51% 68%, #fff 0%, transparent 100%),
    radial-gradient(1px 1px at 63% 31%, #fff 0%, transparent 100%),
    radial-gradient(2px 2px at 75% 54%, #FFE600 0%, transparent 100%),
    radial-gradient(1px 1px at 84% 18%, #fff 0%, transparent 100%),
    radial-gradient(1px 1px at 92% 79%, #fff 0%, transparent 100%),
    radial-gradient(1px 1px at 4%  89%, #fff 0%, transparent 100%),
    radial-gradient(2px 2px at 17% 62%, #FF00AA 0%, transparent 100%),
    radial-gradient(1px 1px at 30% 92%, #fff 0%, transparent 100%),
    radial-gradient(1px 1px at 43% 38%, #fff 0%, transparent 100%),
    radial-gradient(1px 1px at 57% 83%, #fff 0%, transparent 100%),
    radial-gradient(2px 2px at 70% 10%, var(--cyan) 0%, transparent 100%),
    radial-gradient(1px 1px at 79% 95%, #fff 0%, transparent 100%),
    radial-gradient(1px 1px at 89% 47%, #fff 0%, transparent 100%),
    radial-gradient(1px 1px at 13% 74%, #fff 0%, transparent 100%),
    radial-gradient(2px 2px at 46% 26%, #00F5FF 0%, transparent 100%),
    radial-gradient(1px 1px at 66% 59%, #fff 0%, transparent 100%),
    radial-gradient(1px 1px at 96% 33%, #fff 0%, transparent 100%);
  animation: starDrift1 80s linear infinite;
}

body::after {
  background-image:
    radial-gradient(1px 1px at 15% 24%, #fff 0%, transparent 100%),
    radial-gradient(2px 2px at 27% 71%, #00F5FF 0%, transparent 100%),
    radial-gradient(1px 1px at 40% 16%, #fff 0%, transparent 100%),
    radial-gradient(1px 1px at 54% 57%, #fff 0%, transparent 100%),
    radial-gradient(2px 2px at 67% 37%, #FFE600 0%, transparent 100%),
    radial-gradient(1px 1px at 78% 82%, #fff 0%, transparent 100%),
    radial-gradient(1px 1px at 88%  7%, #fff 0%, transparent 100%),
    radial-gradient(1px 1px at  5% 65%, #fff 0%, transparent 100%),
    radial-gradient(2px 2px at 20% 43%, var(--cyan) 0%, transparent 100%),
    radial-gradient(1px 1px at 34% 96%, #fff 0%, transparent 100%),
    radial-gradient(1px 1px at 49% 30%, #fff 0%, transparent 100%),
    radial-gradient(2px 2px at 61% 75%, #FF00AA 0%, transparent 100%),
    radial-gradient(1px 1px at 72% 22%, #fff 0%, transparent 100%),
    radial-gradient(1px 1px at 83% 60%, #fff 0%, transparent 100%),
    radial-gradient(1px 1px at 94% 44%, #fff 0%, transparent 100%),
    radial-gradient(2px 2px at 16%  2%, #00F5FF 0%, transparent 100%),
    radial-gradient(1px 1px at 31% 67%, #fff 0%, transparent 100%),
    radial-gradient(1px 1px at 59% 91%, #fff 0%, transparent 100%),
    radial-gradient(2px 2px at 74% 28%, #FFE600 0%, transparent 100%),
    radial-gradient(1px 1px at 97% 16%, #fff 0%, transparent 100%);
  animation: starDrift2 120s linear infinite;
}

@keyframes starDrift1 {
  from { transform: translateY(0); }
  to   { transform: translateY(-60px); }
}
@keyframes starDrift2 {
  from { transform: translate(0, 0); }
  to   { transform: translate(30px, -90px); }
}

/* ── SCANLINES ── */
.scanlines {
  position: fixed;
  inset: 0;
  z-index: 9999;
  pointer-events: none;
  background: repeating-linear-gradient(
    to bottom,
    transparent 0px,
    transparent 3px,
    rgba(0,0,0,0.14) 3px,
    rgba(0,0,0,0.14) 4px
  );
}

/* ── PIXEL BORDER UTILITY ── */
.pixel-border {
  border: 3px solid var(--cyan);
  box-shadow:
    0 0 0 1px var(--black),
    0 0 0 4px rgba(0,245,255,0.3),
    var(--glow-cyan),
    inset 0 0 30px rgba(0,245,255,0.03);
}

/* ── PIXEL BUTTON ── */
.pixel-btn {
  display: inline-block;
  font-family: var(--pixel);
  font-size: 0.6rem;
  padding: 0.9rem 2rem;
  background: var(--yellow);
  color: var(--black);
  border: 3px solid var(--white);
  box-shadow: 4px 4px 0 var(--magenta), var(--glow-yellow);
  text-decoration: none;
  cursor: pointer;
  letter-spacing: 0.05em;
  transition: transform 0.08s, box-shadow 0.08s;
  position: relative;
  z-index: 1;
}

.pixel-btn:hover {
  transform: translate(2px, 2px);
  box-shadow: 2px 2px 0 var(--magenta), var(--glow-yellow);
  color: var(--black);
}

.blink-btn {
  animation: blinkBorder 0.9s step-end infinite;
}

@keyframes blinkBorder {
  0%, 49%  { border-color: var(--white); box-shadow: 4px 4px 0 var(--magenta), var(--glow-yellow); }
  50%, 100%{ border-color: var(--magenta); box-shadow: 4px 4px 0 var(--yellow), var(--glow-magenta); }
}

/* ── NAV ── */
.pixel-nav {
  position: sticky;
  top: 0;
  z-index: 500;
  display: flex;
  align-items: center;
  gap: 2.5rem;
  padding: 0 2.5rem;
  height: 78px;
  background: linear-gradient(90deg, rgba(10,10,15,0.97) 0%, rgba(18,18,30,0.97) 50%, rgba(10,10,15,0.97) 100%);
  border-bottom: 2px solid var(--cyan);
  box-shadow: 0 0 30px rgba(0,245,255,0.25), 0 4px 40px rgba(0,0,0,0.8);
  backdrop-filter: blur(12px);
  font-family: var(--pixel);
  font-size: 0.55rem;
}

.nav-logo {
  color: var(--yellow);
  text-shadow: 0 0 4px #FFE60077;
  margin-right: auto;
  letter-spacing: 2px;
  cursor: default;
}

.pixel-nav a {
  color: var(--white);
  text-decoration: none;
  letter-spacing: 2px;
  padding-bottom: 3px;
  border-bottom: 2px solid transparent;
  transition: color 0.2s, border-color 0.2s, text-shadow 0.2s;
}

.pixel-nav a:hover {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
  text-shadow: var(--glow-cyan);
}

/* ── HERO ── */
.hero {
  position: relative;
  z-index: 2;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 4rem 1.5rem;
  overflow: hidden;
  background:
    radial-gradient(ellipse 80% 60% at 50% 0%,   rgba(34,85,255,0.22) 0%, transparent 70%),
    radial-gradient(ellipse 55% 45% at 15% 100%,  rgba(255,0,170,0.14) 0%, transparent 70%),
    radial-gradient(ellipse 55% 45% at 85% 100%,  rgba(0,245,255,0.10) 0%, transparent 70%),
    linear-gradient(180deg, #0d1f3c 0%, #0f2040 50%, #112244 100%);
}

/* Perspective grid */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background-image:
    linear-gradient(rgba(0,245,255,0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,245,255,0.07) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 90% 90% at 50% 50%, black 20%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse 90% 90% at 50% 50%, black 20%, transparent 80%);
  animation: gridPulse 5s ease-in-out infinite alternate;
}

/* Bottom glow line */
.hero::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent 0%, var(--cyan) 50%, transparent 100%);
  box-shadow: var(--glow-cyan);
  pointer-events: none;
  z-index: 1;
}

@keyframes gridPulse {
  from { opacity: 0.4; }
  to   { opacity: 1; }
}

.hero-box {
  position: relative;
  z-index: 3;
  max-width: 860px;
  width: 100%;
  text-align: center;
  padding: 3.5rem 3rem;
  background: rgba(238,234,224,0.95);
  border: 2px solid rgba(0,245,255,0.55);
  box-shadow:
    0 0 0 4px rgba(0,245,255,0.07),
    0 0 50px rgba(0,245,255,0.18),
    0 0 100px rgba(0,245,255,0.06),
    0 40px 100px rgba(0,0,0,0.9);
  backdrop-filter: blur(10px);
}

.hero-badge {
  display: inline-block;
  text-decoration: none;
  cursor: pointer;
  font-family: var(--pixel);
  font-size: 0.5rem;
  color: var(--cyan);
  letter-spacing: 4px;
  padding: 6px 18px;
  border: 2px solid var(--cyan);
  background: rgba(57,255,20,0.06);
  box-shadow: var(--glow-cyan), inset 0 0 12px rgba(0,245,255,0.08);
  margin-bottom: 2.5rem;
  animation: badgeBlink 1.2s step-end infinite;
}

@keyframes badgeBlink {
  0%,49%  { opacity: 1; }
  50%,100%{ opacity: 0; }
}

.hero-title {
  font-family: var(--pixel);
  font-size: clamp(1.4rem, 5vw, 2.8rem);
  line-height: 3.0;
  color: #0d1f3c;
  text-shadow:
    4px 4px 0 var(--magenta),
    -2px -2px 0 rgba(0,245,255,0.6);
  margin-bottom: 1.8rem;
  letter-spacing: 0.03em;
}

.hero-sub {
  font-family: var(--vt);
  font-size: clamp(1.4rem, 2.5vw, 1.9rem);
  color: #112244;
  text-shadow: none;
  margin-bottom: 2.5rem;
  line-height: 2.0;
}

.hero-credits {
  display: flex;
  justify-content: center;
  gap: 2.5rem;
  margin-top: 2.5rem;
  font-family: var(--pixel);
  font-size: 0.42rem;
  color: rgba(0,0,0,0.45);
  flex-wrap: wrap;
  letter-spacing: 1px;
}

.hero-credits span {
  padding: 4px 10px;
  border: 1px solid rgba(0,0,0,0.15);
}

/* ── TICKER ── */
.ticker-wrap {
  position: relative;
  z-index: 2;
  overflow: hidden;
  background: linear-gradient(90deg, var(--magenta) 0%, #cc0088 50%, var(--magenta) 100%);
  padding: 0.7rem 0;
  border-top: 3px solid rgba(255,255,255,0.5);
  border-bottom: 3px solid rgba(255,255,255,0.5);
  box-shadow: 0 0 30px rgba(255,0,170,0.5), inset 0 0 20px rgba(0,0,0,0.2);
}

.ticker {
  display: flex;
  gap: 4rem;
  white-space: nowrap;
  animation: tickerScroll 24s linear infinite;
  font-family: var(--pixel);
  font-size: 0.52rem;
  color: var(--black);
  letter-spacing: 2px;
}

.ticker span { flex-shrink: 0; }

@keyframes tickerScroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ── SECTION COMMONS ── */
section {
  position: relative;
  z-index: 2;
}

.section-header {
  text-align: center;
  margin-bottom: 3.5rem;
}

.pixel-label {
  display: block;
  font-family: var(--pixel);
  font-size: 0.42rem;
  color: var(--cyan);
  text-shadow: var(--glow-cyan);
  letter-spacing: 3px;
  margin-bottom: 1rem;
}

.section-header h2 {
  font-family: var(--pixel);
  font-size: clamp(1rem, 3vw, 1.7rem);
  color: var(--yellow);
  text-shadow:
    0 0 4px #FFE60077,
    3px 3px 0 var(--magenta);
  margin-bottom: 1rem;
}

.section-sub {
  font-family: var(--vt);
  font-size: clamp(1.2rem, 2vw, 1.5rem);
  color: var(--cyan);
  text-shadow: var(--glow-cyan);
}

/* ── EXAMPLE SECTION ── */
.example-section {
  padding: 5rem 2rem;
  max-width: 1100px;
  margin: 0 auto;
}

.example-frame {
  display: block;
  overflow: hidden;
  max-width: 600px;
  margin: 0 auto;
}

.example-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  filter: saturate(1.1) contrast(1.05);
  transition: filter 0.4s, transform 0.4s;
}

.example-frame:hover img {
  filter: saturate(1.3) contrast(1.1);
  transform: scale(1.02);
}

.example-caption {
  padding: 3rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 1.2rem;
  background: linear-gradient(135deg, rgba(30,30,46,0.6) 0%, transparent 100%);
}

.pixel-tag {
  display: inline-block;
  font-family: var(--pixel);
  font-size: 0.42rem;
  background: var(--cyan);
  color: var(--black);
  padding: 4px 10px;
  box-shadow: var(--glow-cyan);
  letter-spacing: 1px;
}

.example-caption p {
  font-family: var(--vt);
  font-size: 1.5rem;
  color: var(--white);
  line-height: 2.0;
}

.example-caption em {
  color: var(--yellow);
  text-shadow: var(--glow-yellow);
  font-style: normal;
}

/* ── CURRICULUM ── */
.curriculum-section {
  padding: 6rem 2rem;
  background:
    radial-gradient(ellipse 70% 50% at 50% 0%, rgba(34,85,255,0.12) 0%, transparent 70%),
    linear-gradient(180deg, #0f2040 0%, #112244 100%);
}

.curriculum-section .section-header,
.curriculum-section .levels-grid {
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
}

.levels-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
  gap: 2rem;
}

.level-card {
  background: linear-gradient(160deg, rgba(22,22,36,0.95) 0%, rgba(14,14,22,0.98) 100%);
  border: 2px solid rgba(0,245,255,0.2);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
  cursor: default;
}

.level-card:hover {
  transform: translateY(-6px);
}

.lv1 { border-color: var(--cyan);    }
.lv2 { border-color: var(--magenta); }
.lv3 { border-color: var(--yellow);  }
.lv4 { border-color: var(--cyan);   }
.lv5 { border-color: var(--red);     }

.level-card.lv1:hover { box-shadow: 0 12px 40px rgba(0,245,255,0.25),   var(--glow-cyan); }
.level-card.lv2:hover { box-shadow: 0 12px 40px rgba(255,0,170,0.25),   var(--glow-magenta); }
.level-card.lv3:hover { box-shadow: 0 12px 40px rgba(255,230,0,0.25),   var(--glow-yellow); }
.level-card.lv4:hover { box-shadow: 0 12px 40px rgba(0,245,255,0.25),   var(--glow-cyan); }
.level-card.lv5:hover { box-shadow: 0 12px 40px rgba(255,34,34,0.25),   var(--glow-red); }

.level-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 1rem;
  border-bottom: 2px solid currentColor;
}

.lv1 .level-header { color: var(--cyan);    }
.lv2 .level-header { color: var(--magenta); }
.lv3 .level-header { color: var(--yellow);  }
.lv4 .level-header { color: var(--cyan);   }
.lv5 .level-header { color: var(--red);     }

.level-num {
  font-family: var(--pixel);
  font-size: 0.85rem;
  text-shadow: currentColor 0 0 12px;
}

.level-duration {
  font-family: var(--pixel);
  font-size: 0.42rem;
  opacity: 0.8;
}

.level-card h3 {
  font-family: var(--pixel);
  font-size: 0.6rem;
  color: var(--white);
  letter-spacing: 1px;
  line-height: 2.0;
  margin-bottom: 0.4rem;
}

.level-card p {
  font-family: var(--vt);
  font-size: 1.3rem;
  color: rgba(255,255,255,0.75);
  line-height: 1.9;
}

.level-card ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  flex: 1;
}

.level-card li {
  font-family: var(--vt);
  font-size: 1.25rem;
  color: var(--white);
  line-height: 1.9;
}

.level-quote {
  font-family: var(--pixel);
  font-size: 0.65rem;
  color: var(--yellow);
  opacity: 0.85;
  line-height: 2.2;
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 1.2rem;
  margin-top: auto;
}

/* ── WHO SECTION ── */
.who-section {
  padding: 6rem 2rem;
  max-width: 1100px;
  margin: 0 auto;
}

.who-box {
  padding: 3.5rem;
  text-align: center;
  background: linear-gradient(135deg, rgba(30,30,46,0.9) 0%, rgba(14,14,24,0.95) 100%);
}

.who-box h2 {
  font-family: var(--pixel);
  font-size: clamp(0.9rem, 2.5vw, 1.5rem);
  color: var(--yellow);
  text-shadow: 0 0 4px #FFE60077, 3px 3px 0 var(--magenta);
  margin: 1.2rem 0 2.5rem;
}

.who-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.who-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  padding: 2rem 1.5rem;
  border: 2px solid rgba(255,255,255,0.3);
  background: rgba(238,234,224,0.95);
  transition: border-color 0.2s, box-shadow 0.2s, transform 0.2s;
}

.who-item:hover {
  border-color: var(--cyan);
  box-shadow: var(--glow-cyan);
  transform: translateY(-4px);
}

.who-icon { font-size: 2.8rem; }

.who-item p {
  font-family: var(--vt);
  font-size: 1.35rem;
  color: #111;
  text-align: center;
  line-height: 2.0;
}

.who-note {
  font-family: var(--vt);
  font-size: 1.1rem;
  color: rgba(255,255,255,0.45);
  margin-top: 1.5rem;
  font-style: italic;
}

/* ── SIGNUP ── */
.signup-section {
  padding: 6rem 2rem;
  max-width: 700px;
  margin: 0 auto;
}

.signup-form-wrap {
  padding: 3rem;
  background: linear-gradient(160deg, rgba(22,22,36,0.95) 0%, rgba(10,10,18,0.98) 100%);
}

.placeholder-form {
  display: flex;
  flex-direction: column;
  gap: 1.8rem;
}

.form-row {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.form-row label {
  font-family: var(--pixel);
  font-size: 0.42rem;
  color: var(--cyan);
  text-shadow: var(--glow-cyan);
  letter-spacing: 2px;
}

.form-row input,
.form-row select {
  font-family: var(--vt);
  font-size: 1.45rem;
  padding: 1rem 1.2rem;
  background: rgba(0,0,0,0.6);
  color: var(--white);
  border: 2px solid rgba(0,245,255,0.35);
  outline: none;
  width: 100%;
  transition: border-color 0.2s, box-shadow 0.2s;
  appearance: none;
  -webkit-appearance: none;
}

.form-row input:focus,
.form-row select:focus {
  border-color: var(--cyan);
  box-shadow: var(--glow-cyan), inset 0 0 12px rgba(0,245,255,0.06);
}

.form-row input::placeholder { color: rgba(255,255,255,0.3); }

.form-row select option {
  background: #112244;
  color: var(--white);
}

.form-success {
  text-align: center;
  padding: 2.5rem;
  font-family: var(--pixel);
  font-size: 0.55rem;
  color: var(--cyan);
  text-shadow: var(--glow-cyan);
  line-height: 2.5;
}

.form-error {
  text-align: center;
  padding: 1rem;
  font-family: var(--pixel);
  font-size: 0.45rem;
  color: var(--red);
  text-shadow: var(--glow-red);
  line-height: 2;
}

/* ── FOOTER ── */
.pixel-footer {
  position: relative;
  z-index: 2;
  background: linear-gradient(180deg, #0f2040 0%, #0d1f3c 100%);
  border-top: 3px solid var(--yellow);
  box-shadow: 0 -2px 40px rgba(255,230,0,0.15);
  padding: 3.5rem 2rem;
  text-align: center;
}

.footer-inner {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  align-items: center;
  max-width: 600px;
  margin: 0 auto;
}

.footer-logo {
  font-family: var(--pixel);
  font-size: 0.9rem;
  color: var(--yellow);
  text-shadow: 0 0 4px #FFE60077;
  margin-bottom: 0.5rem;
}

.pixel-footer p {
  font-family: var(--vt);
  font-size: 1.1rem;
  color: rgba(255,255,255,0.45);
}

.footer-copy {
  margin-top: 1.2rem;
  font-size: 0.95rem !important;
  opacity: 0.35;
}

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
  .example-frame { grid-template-columns: 1fr; }
  .hero-box      { padding: 2rem 1.5rem; }
  .hero-title    { font-size: 1.2rem; }
  .pixel-nav     { padding: 0 1rem; gap: 1rem; font-size: 0.45rem; }
  .who-box       { padding: 2rem 1rem; }
  .signup-form-wrap { padding: 1.8rem; }
  .curriculum-section { padding: 4rem 1rem; }
  .who-section   { padding: 4rem 1rem; }
  .signup-section { padding: 4rem 1rem; }
}