:root{
  --ink:#14171f;
  --sub:#5b6270;
  --line:#e6e8ee;
  --bg:#ffffff;
  --panel:#fbfbfd;
  --py-blue:#2f6f9f;
  --py-yellow:#e8b330;
  --genai-violet:#6c4bd6;
  --genai-violet-dark:#4f34a8;
  --ok:#1e8e5a;
  --err:#c4392b;
  --radius:14px;
  --shadow: 0 1px 2px rgba(20,23,31,0.04), 0 10px 30px -12px rgba(20,23,31,0.10);
}
*{box-sizing:border-box;}
html,body{margin:0;padding:0;}
body{
  background:var(--bg);
  color:var(--ink);
  font-family:'Inter',system-ui,sans-serif;
  -webkit-font-smoothing:antialiased;
  line-height:1.5;
}
.mono{ font-family:'JetBrains Mono', monospace; }

/* top bar */
.topbar{
  border-bottom:1px solid var(--line);
  padding:18px 24px;
  display:flex;
  align-items:center;
  gap:12px;
}
.dot-row{ display:flex; gap:6px; }
.dot{ width:9px; height:9px; border-radius:50%; }
.dot.d1{ background:var(--py-blue); }
.dot.d2{ background:var(--py-yellow); }
.dot.d3{ background:var(--genai-violet); }
.brand{
  font-family:'JetBrains Mono', monospace;
  font-weight:600;
  font-size:14px;
  color:var(--ink);
  letter-spacing:0.01em;
}
.brand span{ color:var(--genai-violet); }

.wrap{
  max-width:720px;
  margin:0 auto;
  padding:44px 20px 90px;
}

.hero{
  margin-bottom:34px;
}
.eyebrow{
  font-family:'JetBrains Mono', monospace;
  font-size:12.5px;
  color:var(--genai-violet-dark);
  background:#f4f1fd;
  display:inline-block;
  padding:4px 10px;
  border-radius:6px;
  margin-bottom:14px;
  font-weight:600;
}
h1{
  font-size:32px;
  font-weight:800;
  letter-spacing:-0.02em;
  margin:0 0 10px;
  color:var(--ink);
}
.hero p{
  color:var(--sub);
  font-size:15.5px;
  margin:0;
  max-width:56ch;
}

/* step tracker */
.steps{
  display:flex;
  gap:0;
  margin:30px 0 8px;
  border:1px solid var(--line);
  border-radius:var(--radius);
  overflow:hidden;
}
.step{
  flex:1;
  padding:12px 14px;
  font-family:'JetBrains Mono', monospace;
  font-size:12px;
  color:#aab0bd;
  background:var(--panel);
  border-right:1px solid var(--line);
  transition:.2s;
}
.step:last-child{ border-right:none; }
.step b{ display:block; font-size:13px; color:inherit; margin-top:2px; font-weight:600;}
.step.active{ background:#fff; color:var(--genai-violet-dark); }
.step.done{ background:#fff; color:var(--ok); }

.card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  padding:30px 28px;
  margin-top:22px;
}

.q{ margin-bottom:26px; }
.q:last-child{ margin-bottom:0; }
label.qlabel{
  display:block;
  font-weight:600;
  font-size:14.5px;
  margin-bottom:9px;
  color:var(--ink);
}
label.qlabel .req{ color:var(--err); margin-left:3px;}
.hint{ font-size:12.5px; color:var(--sub); margin:-5px 0 10px; }

input[type=text], input[type=email], input[type=tel], textarea{
  width:100%;
  border:1px solid var(--line);
  border-radius:9px;
  padding:11px 13px;
  font-size:14.5px;
  font-family:inherit;
  color:var(--ink);
  background:#fff;
  outline:none;
  transition:.15s border-color;
}
input:focus, textarea:focus{ border-color:var(--genai-violet); box-shadow:0 0 0 3px #ede8fb; }
textarea{ resize:vertical; min-height:78px; }

.opt{
  display:flex;
  align-items:flex-start;
  gap:10px;
  padding:10px 12px;
  border:1px solid var(--line);
  border-radius:9px;
  margin-bottom:8px;
  cursor:pointer;
  transition:.12s;
  font-size:14px;
}
.opt:hover{ border-color:#c9c2ee; background:#fafaff; }
.opt input{ margin-top:2px; accent-color:var(--genai-violet); }
.opt.checked{ border-color:var(--genai-violet); background:#f6f4fe; }

.scale{
  display:flex;
  align-items:center;
  gap:8px;
}
.scale-end{ font-size:12px; color:var(--sub); width:78px; font-family:'JetBrains Mono',monospace;}
.scale-end.right{ text-align:right; }
.scale-mid{ display:flex; gap:8px; flex:1; justify-content:space-between; }
.scale-btn{
  width:42px; height:42px;
  border-radius:50%;
  border:1px solid var(--line);
  background:#fff;
  font-family:'JetBrains Mono',monospace;
  font-weight:600;
  font-size:14px;
  cursor:pointer;
  color:var(--ink);
  transition:.12s;
}
.scale-btn:hover{ border-color:var(--genai-violet); }
.scale-btn.checked{ background:var(--genai-violet); border-color:var(--genai-violet); color:#fff; }

.err-text{ color:var(--err); font-size:12.5px; margin-top:6px; display:none; }
.q.invalid .err-text{ display:block; }
.q.invalid input:not([type=radio]), .q.invalid textarea{ border-color:var(--err); }

.btn-row{ margin-top:32px; display:flex; justify-content:flex-end; }
button.primary{
  background:var(--genai-violet);
  color:#fff;
  border:none;
  padding:13px 26px;
  border-radius:9px;
  font-size:14.5px;
  font-weight:600;
  cursor:pointer;
  font-family:inherit;
  transition:.15s;
}
button.primary:hover{ background:var(--genai-violet-dark); }
button.primary:disabled{ opacity:.6; cursor:progress; }

/* payment step */
.price-box{
  display:flex;
  align-items:center;
  justify-content:space-between;
  border:1px solid var(--line);
  border-radius:11px;
  padding:18px 20px;
  background:linear-gradient(135deg,#faf9ff,#fff);
}
.price-box .label{ font-size:13.5px; color:var(--sub); }
.price-box .amount{ font-size:26px; font-weight:800; color:var(--ink); font-family:'JetBrains Mono',monospace;}
.summary-list{ margin:22px 0 0; padding:0; list-style:none; }
.summary-list li{
  display:flex; justify-content:space-between;
  padding:9px 0; border-bottom:1px dashed var(--line);
  font-size:13.5px;
}
.summary-list li span:first-child{ color:var(--sub); }
.summary-list li span:last-child{ font-weight:600; text-align:right; max-width:60%; }

.pay-note{ font-size:12px; color:var(--sub); margin-top:16px; display:flex; gap:8px; align-items:flex-start;}

/* success step */
.success-wrap{ text-align:center; padding:20px 4px 6px; }
.check{
  width:56px;height:56px;border-radius:50%;
  background:#eafaf1; color:var(--ok);
  display:flex;align-items:center;justify-content:center;
  margin:0 auto 18px; font-size:28px;
}
.success-wrap h2{ font-size:22px; margin:0 0 8px; }
.success-wrap p{ color:var(--sub); font-size:14.5px; margin:0 auto 22px; max-width:44ch; }
a.whatsapp-btn{
  display:inline-flex; align-items:center; gap:9px;
  background:#1fb855; color:#fff; text-decoration:none;
  padding:13px 24px; border-radius:9px; font-weight:600; font-size:14.5px;
}
a.whatsapp-btn:hover{ background:#189c47; }

.footer-note{
  text-align:center; color:#b3b8c4; font-size:11.5px; margin-top:28px;
  font-family:'JetBrains Mono',monospace;
}

#stepForm, #stepPay, #stepDone{ display:none; }
#stepForm.active, #stepPay.active, #stepDone.active{ display:block; }

/* Poster Graphic Additions */
.live-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(220, 38, 38, 0.08);
  border: 1px solid rgba(220, 38, 38, 0.25);
  color: #dc2626;
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.live-dot {
  width: 8px;
  height: 8px;
  background: #dc2626;
  border-radius: 50%;
  box-shadow: 0 0 0 0 rgba(220, 38, 38, 0.5);
  animation: livePulse 1.6s infinite;
}
@keyframes livePulse {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(220, 38, 38, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 8px rgba(220, 38, 38, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(220, 38, 38, 0); }
}

.poster-hero {
  margin-bottom: 24px;
}
.poster-hero h1 {
  font-size: 34px;
  font-weight: 900;
  line-height: 1.25;
  letter-spacing: -0.03em;
  margin: 10px 0 12px;
  color: var(--ink);
}
.poster-hero h1 .highlight-violet {
  background: linear-gradient(135deg, #6c4bd6 0%, #4f34a8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.poster-hero h1 .highlight-blue {
  background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.batch-tag {
  display: inline-block;
  background: linear-gradient(90deg, #6c4bd6, #4f34a8);
  color: #ffffff;
  font-family: 'JetBrains Mono', monospace;
  font-weight: 700;
  font-size: 11.5px;
  padding: 5px 12px;
  border-radius: 6px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  box-shadow: 0 4px 14px rgba(108, 75, 214, 0.25);
  margin-top: 4px;
}

/* Early Bird Offer Banner */
.offer-banner {
  background: linear-gradient(135deg, #1e1b4b 0%, #0f172a 100%);
  border-radius: 16px;
  padding: 22px 26px;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 12px 30px rgba(15, 23, 42, 0.15);
  position: relative;
  overflow: hidden;
  margin: 22px 0 28px;
}
.offer-banner::before {
  content: '';
  position: absolute;
  top: -50%; right: -20%;
  width: 240px; height: 240px;
  background: radial-gradient(circle, rgba(108, 75, 214, 0.4) 0%, rgba(0,0,0,0) 70%);
  pointer-events: none;
}
.offer-badge-pill {
  background: #ef4444;
  color: #fff;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.06em;
  padding: 4px 10px;
  border-radius: 4px;
  text-transform: uppercase;
  display: inline-block;
  margin-bottom: 6px;
}
.offer-subtext {
  font-size: 13px;
  color: #94a3b8;
}
.offer-price-tag {
  text-align: right;
}
.old-price {
  font-size: 16px;
  color: #94a3b8;
  text-decoration: line-through;
  font-family: 'JetBrains Mono', monospace;
  font-weight: 600;
  margin-right: 8px;
}
.new-price {
  font-size: 32px;
  font-weight: 900;
  color: #facc15;
  font-family: 'JetBrains Mono', monospace;
  letter-spacing: -0.02em;
}
.limited-pill {
  font-size: 10px;
  background: rgba(250, 204, 21, 0.15);
  color: #facc15;
  border: 1px solid rgba(250, 204, 21, 0.3);
  padding: 3px 8px;
  border-radius: 12px;
  display: inline-block;
  margin-top: 4px;
  font-weight: 700;
}

/* Code IDE Graphic Window */
.ide-graphic {
  background: #0f172a;
  border-radius: 14px;
  border: 1px solid #334155;
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.25);
  overflow: hidden;
  position: relative;
  margin: 24px 0;
}
.ide-header {
  background: #1e293b;
  padding: 10px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid #334155;
}
.ide-dots {
  display: flex;
  gap: 7px;
}
.ide-dot { width: 11px; height: 11px; border-radius: 50%; }
.ide-dot.red { background: #ff5f56; }
.ide-dot.yellow { background: #ffbd2e; }
.ide-dot.green { background: #27c93f; }
.ide-tab {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  color: #94a3b8;
  display: flex;
  align-items: center;
  gap: 6px;
}
.ide-body {
  padding: 18px 20px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
  line-height: 1.6;
  color: #e2e8f0;
  overflow-x: auto;
}
.code-kw { color: #f472b6; font-weight: 600; }
.code-fn { color: #60a5fa; }
.code-str { color: #4ade80; }
.code-cm { color: #64748b; font-style: italic; }
.code-val { color: #fbbf24; }

.ide-floating-badge {
  position: absolute;
  bottom: 14px;
  right: 14px;
  background: rgba(30, 41, 59, 0.85);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 10px;
  padding: 8px 12px;
  display: flex;
  align-items: center;
  gap: 8px;
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

/* Batch Specs Grid */
.specs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(110px, 1fr));
  gap: 10px;
  margin: 28px 0;
}
.spec-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 14px 10px;
  text-align: center;
  transition: transform 0.2s, border-color 0.2s;
}
.spec-card:hover {
  transform: translateY(-2px);
  border-color: #c9c2ee;
  background: #ffffff;
}
.spec-icon {
  font-size: 22px;
  margin-bottom: 4px;
  display: block;
}
.spec-title {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10.5px;
  color: var(--sub);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 2px;
}
.spec-val {
  font-size: 12.5px;
  font-weight: 700;
  color: var(--ink);
}

/* 3 Major Projects Banner */
.projects-hero-card {
  background: linear-gradient(135deg, #4f34a8 0%, #2f6f9f 100%);
  border-radius: 16px;
  padding: 24px;
  color: #fff;
  margin: 28px 0;
  box-shadow: 0 10px 28px rgba(79, 52, 168, 0.2);
  position: relative;
  overflow: hidden;
}
.projects-badge-top {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 16px;
}
.big-3-num {
  font-size: 52px;
  font-weight: 900;
  line-height: 0.9;
  color: #facc15;
  font-family: 'JetBrains Mono', monospace;
  text-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}
.projects-heading-text h2 {
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin: 0;
  color: #ffffff;
}
.projects-heading-text p {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.85);
  margin: 4px 0 0;
  font-family: 'JetBrains Mono', monospace;
}
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 10px;
  margin-top: 14px;
}
.project-item-pill {
  background: rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(6px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 10px;
  padding: 12px;
  font-size: 12.5px;
}
.project-item-pill strong {
  display: block;
  color: #ffffff;
  margin-bottom: 2px;
  font-size: 13px;
}
.project-item-pill span {
  color: rgba(255, 255, 255, 0.8);
  font-size: 11.5px;
}

/* Who Can Join & Why Join Grid */
.visual-dual-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  margin: 28px 0;
}
.grid-card {
  border-radius: 14px;
  padding: 22px 20px;
  border: 1px solid var(--line);
  background: #ffffff;
  box-shadow: var(--shadow);
}
.grid-card.who-card {
  background: linear-gradient(180deg, #f8f6ff 0%, #ffffff 100%);
  border-color: #e2d9f8;
}
.grid-card.why-card {
  background: linear-gradient(180deg, #f0f7ff 0%, #ffffff 100%);
  border-color: #d2e4f7;
}
.card-header-badge {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 6px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  font-weight: 700;
  margin-bottom: 14px;
  text-transform: uppercase;
}
.who-card .card-header-badge { background: #6c4bd6; color: #fff; }
.why-card .card-header-badge { background: #2f6f9f; color: #fff; }
.graphic-list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.graphic-list li {
  display: flex;
  align-items: flex-start;
  gap: 9px;
  padding: 8px 0;
  border-bottom: 1px dashed rgba(0,0,0,0.06);
  font-size: 13.5px;
  color: var(--ink);
}
.graphic-list li:last-child { border-bottom: none; }
.graphic-list li .icon-chk {
  color: var(--ok);
  font-weight: bold;
  font-size: 14px;
  flex-shrink: 0;
  margin-top: 1px;
}

/* Form Anchor Bar */
.enroll-anchor-bar {
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  padding: 16px 20px;
  margin-top: 36px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.enroll-anchor-text b {
  display: block;
  font-size: 15px;
  color: var(--ink);
}
.enroll-anchor-text span {
  font-size: 12.5px;
  color: var(--sub);
}

@media (max-width:680px){
  .visual-dual-grid { grid-template-columns: 1fr; gap: 14px; }
  .offer-banner { flex-direction: column; text-align: center; padding: 20px 18px; }
  .offer-price-tag { text-align: center; margin-top: 10px; }
  .specs-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width:480px){
  .wrap { padding: 18px 12px 60px; }
  .topbar { padding: 14px 16px; }
  .poster-hero { margin-bottom: 20px; text-align: center; }
  .poster-hero h1 { font-size: 24px; line-height: 1.3; }
  .batch-tag { font-size: 10.5px; padding: 4px 10px; }
  
  .offer-banner { padding: 18px 16px; margin: 18px 0; }
  .new-price { font-size: 28px; }
  .old-price { font-size: 14px; }

  .ide-graphic { border-radius: 12px; margin: 18px 0; }
  .ide-body { font-size: 11.5px; padding: 14px 12px; line-height: 1.5; }
  .ide-floating-badge {
    position: static;
    margin: 0 12px 12px;
    justify-content: center;
    box-shadow: none;
    background: rgba(30, 41, 59, 0.6);
  }

  .specs-grid { grid-template-columns: repeat(2, 1fr); gap: 8px; margin: 20px 0; }
  .spec-card { padding: 10px 8px; }
  .spec-icon { font-size: 18px; margin-bottom: 2px; }
  .spec-title { font-size: 9.5px; }
  .spec-val { font-size: 11.5px; }

  .projects-hero-card { padding: 18px 14px; margin: 20px 0; }
  .projects-badge-top { gap: 12px; margin-bottom: 12px; }
  .big-3-num { font-size: 40px; }
  .projects-heading-text h2 { font-size: 17px; }
  .projects-heading-text p { font-size: 10.5px; }
  .projects-grid { grid-template-columns: 1fr; }

  .grid-card { padding: 16px 14px; }
  .graphic-list li { font-size: 12.5px; padding: 6px 0; }

  .hero h1 { font-size: 22px; }
  .card { padding: 20px 14px; }
  
  .steps { border-radius: 10px; }
  .step { padding: 9px 6px; font-size: 10px; }
  .step b { font-size: 11.5px; }

  .scale { flex-wrap: nowrap; gap: 4px; }
  .scale-end { font-size: 9.5px; width: 44px; }
  .scale-mid { gap: 4px; }
  .scale-btn { width: 34px; height: 34px; font-size: 12px; }

  input[type=text], input[type=email], input[type=tel], textarea {
    font-size: 13.5px;
    padding: 10px 11px;
  }
  button.primary {
    width: 100%;
    padding: 13px 18px;
  }
  .btn-row { margin-top: 24px; }
}

@media (max-width:360px){
  .specs-grid { grid-template-columns: 1fr 1fr; }
  .scale-btn { width: 30px; height: 30px; font-size: 11px; }
}