:root {
  --bg: #050b1a;
  --bg-2: #0b1426;
  --bg-3: #111c36;
  --surface: #15213e;
  --border: rgba(120, 160, 220, 0.14);
  --text: #e7ecf7;
  --text-dim: #99a4c0;
  --text-mute: #6e7a96;
  --accent: #3a9eff;
  --accent-2: #ff3d7f;
  --accent-3: #ffd33d;
  --green: #22c98a;
  --shadow: 0 30px 60px rgba(0, 0, 0, 0.45);
  --radius: 14px;
  --maxw: 1200px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: 'Inter', system-ui, -apple-system, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img, svg { max-width: 100%; display: block; }
a { color: var(--accent); text-decoration: none; transition: color .15s ease, opacity .15s ease; }
a:hover { color: #6cb6ff; }

.container { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

h1, h2, h3, h4 { font-family: inherit; line-height: 1.2; margin: 0 0 16px; color: var(--text); letter-spacing: -0.01em; }
h1 { font-size: clamp(28px, 5vw, 48px); font-weight: 800; }
h2 { font-size: clamp(22px, 3.4vw, 34px); font-weight: 800; margin-top: 0; }
h3 { font-size: clamp(17px, 2vw, 20px); font-weight: 700; }
h4 { font-size: 15px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em; color: var(--text-dim); }
p { margin: 0 0 14px; color: var(--text-dim); }

.kw { color: inherit; background: transparent; }

/* ===== Header ===== */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(5, 11, 26, 0.85);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  display: flex; align-items: center; gap: 28px;
  height: 72px;
}
.logo {
  display: inline-flex; align-items: center; gap: 10px;
  font-weight: 900; font-size: 19px;
  color: var(--text); letter-spacing: -0.01em;
}
.logo:hover { color: #fff; }
.logo-icon {
  width: 36px; height: 36px;
  display: inline-flex; align-items: center; justify-content: center;
  background: rgba(58, 158, 255, 0.10);
  border-radius: 10px;
}
.logo-accent { color: var(--accent-2); }
.logo-footer { color: var(--text-dim); font-size: 17px; }

.main-nav {
  display: flex; align-items: center; gap: 4px;
  margin-left: auto;
}
.nav-link {
  color: var(--text-dim); font-weight: 600; font-size: 14.5px;
  padding: 10px 14px; border-radius: 8px;
  transition: color .15s ease, background .15s ease;
}
.nav-link:hover { color: var(--text); background: rgba(255,255,255,0.04); }
.nav-link.active { color: var(--text); background: rgba(58, 158, 255, 0.12); }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 22px;
  border-radius: 999px;
  font-weight: 700; font-size: 14.5px;
  border: none; cursor: pointer;
  transition: transform .15s ease, box-shadow .15s ease, opacity .15s ease;
  text-decoration: none;
  font-family: inherit;
}
.btn-primary {
  background: linear-gradient(135deg, var(--accent-2), var(--accent-3));
  color: #1a0f00;
  box-shadow: 0 10px 24px rgba(255, 61, 127, 0.32);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 14px 32px rgba(255, 61, 127, 0.45); color: #1a0f00; }
.btn-ghost {
  background: rgba(255,255,255,0.05);
  color: var(--text);
  border: 1px solid var(--border);
}
.btn-ghost:hover { background: rgba(255,255,255,0.08); color: #fff; }
.btn-large { padding: 16px 30px; font-size: 16px; }
.btn-cta-header { padding: 10px 18px; font-size: 14px; }

.menu-btn {
  display: none;
  width: 40px; height: 40px;
  background: transparent; border: 1px solid var(--border); border-radius: 10px;
  flex-direction: column; align-items: center; justify-content: center; gap: 4px;
  cursor: pointer; padding: 0;
}
.menu-btn span {
  display: block; width: 18px; height: 2px;
  background: var(--text); border-radius: 1px;
  transition: transform .2s ease, opacity .2s ease;
}

/* ===== Hero ===== */
.hero {
  position: relative;
  padding: 64px 0 96px;
  background: radial-gradient(ellipse at 75% 0%, rgba(255, 61, 127, 0.18), transparent 55%),
              radial-gradient(ellipse at 15% 80%, rgba(58, 158, 255, 0.18), transparent 55%),
              linear-gradient(180deg, var(--bg) 0%, var(--bg-2) 100%);
  overflow: hidden;
}
.hero-money {
  background: radial-gradient(ellipse at 75% 0%, rgba(34, 201, 138, 0.20), transparent 55%),
              radial-gradient(ellipse at 15% 80%, rgba(58, 158, 255, 0.18), transparent 55%),
              linear-gradient(180deg, var(--bg) 0%, var(--bg-2) 100%);
}
.hero-inner {
  display: grid; grid-template-columns: 1.1fr 1fr; gap: 56px;
  align-items: center;
}
.hero-content { max-width: 600px; }
.eyebrow {
  display: inline-block;
  background: rgba(58, 158, 255, 0.12);
  color: var(--accent);
  font-weight: 700; font-size: 12px;
  text-transform: uppercase; letter-spacing: 0.12em;
  padding: 6px 12px; border-radius: 999px;
  margin-bottom: 20px;
  border: 1px solid rgba(58, 158, 255, 0.25);
}
.lead {
  font-size: clamp(15px, 1.6vw, 18px);
  color: var(--text-dim);
  margin: 0 0 28px;
  line-height: 1.65;
  max-width: 540px;
}
.hero-actions { display: flex; gap: 12px; margin-bottom: 36px; flex-wrap: wrap; justify-content: center; }
.section-cta { display: flex; gap: 12px; margin-top: 24px; flex-wrap: wrap; justify-content: center; }
.btn-fire { background: linear-gradient(135deg, #ffd33d 0%, #ff8a3d 100%); color: #1a0a00; box-shadow: 0 8px 24px -8px rgba(255, 138, 61, 0.55); }
.btn-fire:hover { transform: translateY(-2px); color: #1a0a00; box-shadow: 0 12px 32px -8px rgba(255, 138, 61, 0.7); }
.hero-stats {
  list-style: none; padding: 0; margin: 0;
  display: flex; gap: 28px; flex-wrap: wrap;
  border-top: 1px solid var(--border); padding-top: 24px;
}
.hero-stats li { display: flex; flex-direction: column; }
.hero-stats strong { font-size: 22px; font-weight: 800; color: var(--text); }
.hero-stats span { font-size: 12px; color: var(--text-mute); text-transform: uppercase; letter-spacing: 0.08em; margin-top: 4px; }

/* Hero balloon visual */
.hero-visual { position: relative; height: 480px; display: flex; align-items: center; justify-content: center; }
.balloon-stage {
  position: relative;
  width: 320px; height: 460px;
  display: flex; align-items: center; justify-content: center;
}
.balloon-svg {
  width: 100%; height: auto;
  filter: drop-shadow(0 30px 60px rgba(255, 61, 127, 0.30));
  animation: floatBalloon 6s ease-in-out infinite;
  transform-origin: center bottom;
}
@keyframes floatBalloon {
  0%, 100% { transform: translateY(0) rotate(-2deg); }
  50% { transform: translateY(-16px) rotate(2deg); }
}
.multiplier-tag {
  position: absolute; top: 14%; right: -10px;
  background: linear-gradient(135deg, var(--accent-3), var(--accent-2));
  color: #1a0f00;
  font-weight: 900; font-size: 22px;
  padding: 10px 20px; border-radius: 999px;
  box-shadow: 0 14px 30px rgba(255, 211, 61, 0.30);
  z-index: 5;
  font-variant-numeric: tabular-nums;
}
.tag-money { background: linear-gradient(135deg, var(--green), var(--accent-3)); color: #04220f; }
.cloud {
  position: absolute;
  background: radial-gradient(ellipse at center, rgba(255,255,255,0.10), rgba(255,255,255,0));
  border-radius: 50%;
  pointer-events: none;
}
.cloud-1 { width: 180px; height: 70px; top: 12%; left: -40px; animation: drift 18s linear infinite; }
.cloud-2 { width: 140px; height: 56px; bottom: 22%; right: -30px; animation: drift 22s linear infinite reverse; }
.cloud-3 { width: 100px; height: 40px; top: 60%; left: 0; animation: drift 26s linear infinite; }
@keyframes drift {
  0% { transform: translateX(0); }
  50% { transform: translateX(30px); }
  100% { transform: translateX(0); }
}

/* ===== Content sections ===== */
.content-section {
  padding: 72px 0;
  border-top: 1px solid var(--border);
}
.content-section.alt { background: linear-gradient(180deg, var(--bg-2), var(--bg)); }
.content-section.conclusion { padding: 56px 0 80px; }
.content-section h2 { max-width: 820px; }
.content-section > .container > p {
  max-width: 820px;
  font-size: 16px;
  line-height: 1.75;
  color: var(--text-dim);
  margin-bottom: 32px;
}

/* Step grid */
.step-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px;
  margin-top: 12px;
}
.step-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  position: relative;
  transition: transform .2s ease, border-color .2s ease;
}
.step-card:hover { transform: translateY(-4px); border-color: rgba(255, 61, 127, 0.40); }
.step-num {
  display: inline-block;
  font-weight: 900; font-size: 13px;
  color: var(--accent-2);
  letter-spacing: 0.1em;
  margin-bottom: 12px;
}
.step-card h3 { margin: 0 0 8px; font-size: 17px; }
.step-card p { font-size: 14.5px; margin: 0; }

/* Feature row */
.feature-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.feature-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  margin: 0;
  display: flex; flex-direction: column; align-items: flex-start; gap: 16px;
  transition: transform .2s ease, border-color .2s ease;
}
.feature-card:hover { transform: translateY(-4px); border-color: rgba(58, 158, 255, 0.40); }
.feature-icon {
  width: 56px; height: 56px;
  background: rgba(58, 158, 255, 0.08);
  border-radius: 12px;
  display: inline-flex; align-items: center; justify-content: center;
}
.feature-card figcaption { display: flex; flex-direction: column; gap: 6px; }
.feature-card strong { font-size: 17px; color: var(--text); }
.feature-card span { font-size: 14px; color: var(--text-dim); line-height: 1.55; }

/* Stat band */
.stat-band {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px;
  margin-top: 12px;
}
.stat-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  text-align: center;
}
.stat-item strong {
  display: block;
  font-size: clamp(18px, 2.4vw, 24px);
  font-weight: 800;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-bottom: 4px;
}
.stat-item span { font-size: 13px; color: var(--text-dim); }

/* Checklist */
.checklist {
  display: grid; grid-template-columns: 1fr 1fr; gap: 16px;
  margin-top: 12px;
}
.check-item {
  display: flex; gap: 14px; align-items: flex-start;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 20px;
}
.check-mark {
  flex-shrink: 0;
  width: 28px; height: 28px;
  background: rgba(34, 201, 138, 0.14);
  color: var(--green);
  border-radius: 50%;
  display: inline-flex; align-items: center; justify-content: center;
  font-weight: 900; font-size: 14px;
}
.check-item strong { display: block; font-size: 15px; color: var(--text); margin-bottom: 4px; }
.check-item p { margin: 0; font-size: 14px; color: var(--text-dim); }

/* Compare two cols */
.compare {
  display: grid; grid-template-columns: 1fr 1fr; gap: 20px;
  margin-top: 12px;
}
.compare-col {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
}
.compare-col.highlight {
  border-color: rgba(255, 61, 127, 0.45);
  background: linear-gradient(180deg, rgba(255, 61, 127, 0.08), rgba(255, 61, 127, 0.02));
}
.compare-col h3 { margin: 0 0 14px; font-size: 18px; }
.compare-col ul {
  list-style: none; padding: 0; margin: 0;
  display: flex; flex-direction: column; gap: 8px;
}
.compare-col li {
  position: relative; padding-left: 20px;
  font-size: 14.5px; color: var(--text-dim);
}
.compare-col li::before {
  content: "▸";
  position: absolute; left: 0; top: 0;
  color: var(--accent);
}
.compare-col.highlight li::before { color: var(--accent-2); }

/* Callout */
.callout {
  background: linear-gradient(135deg, rgba(255, 211, 61, 0.06), rgba(255, 61, 127, 0.06));
  border: 1px solid rgba(255, 211, 61, 0.25);
  border-left: 4px solid var(--accent-3);
  border-radius: var(--radius);
  padding: 22px 26px;
}
.callout strong {
  display: block;
  color: var(--accent-3);
  font-weight: 800;
  margin-bottom: 6px;
  font-size: 15px;
  letter-spacing: 0.02em;
}
.callout p { margin: 0; color: var(--text-dim); font-size: 15px; }

/* FAQ */
.faq-list { display: flex; flex-direction: column; gap: 12px; max-width: 860px; }
.faq-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
.faq-q { margin: 0; }
.faq-q button {
  width: 100%;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  background: transparent; border: none;
  padding: 18px 22px;
  font-family: inherit;
  font-weight: 700; font-size: 16px;
  color: var(--text); text-align: left;
  cursor: pointer;
}
.faq-q button:hover { color: #fff; }
.faq-toggle {
  flex-shrink: 0;
  width: 24px; height: 24px;
  border-radius: 50%;
  background: rgba(58, 158, 255, 0.12);
  position: relative;
  transition: background .2s ease;
}
.faq-toggle::before, .faq-toggle::after {
  content: ""; position: absolute; top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  background: var(--accent);
  border-radius: 1px;
}
.faq-toggle::before { width: 10px; height: 2px; }
.faq-toggle::after  { width: 2px; height: 10px; transition: transform .2s ease; }
.faq-item.open .faq-toggle::after { transform: translate(-50%, -50%) scaleY(0); }
.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height .25s ease;
}
.faq-item.open .faq-a { max-height: 320px; }
.faq-a p {
  margin: 0; padding: 0 22px 20px;
  color: var(--text-dim);
  font-size: 14.5px; line-height: 1.7;
}

/* CTA banner */
.cta-banner {
  padding: 60px 0;
  background: linear-gradient(135deg, rgba(255, 61, 127, 0.10), rgba(255, 211, 61, 0.06));
  border-top: 1px solid var(--border);
}
.cta-inner {
  display: flex; align-items: center; justify-content: space-between; gap: 30px;
  flex-wrap: wrap;
}
.cta-banner h2 { margin: 0 0 8px; font-size: clamp(20px, 2.6vw, 26px); }
.cta-banner p { margin: 0; color: var(--text-dim); max-width: 600px; }

/* Footer */
.site-footer {
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  padding-top: 48px;
}
.footer-inner {
  display: grid; grid-template-columns: 1.5fr 1fr 1.5fr; gap: 40px;
  padding-bottom: 32px;
}
.footer-col h4 { margin-bottom: 14px; }
.footer-col ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 8px; }
.footer-col ul a { color: var(--text-dim); font-size: 14px; }
.footer-col ul a:hover { color: var(--text); }
.footer-about { color: var(--text-mute); font-size: 14px; max-width: 320px; }
.age-badge {
  display: inline-flex; align-items: center; justify-content: center;
  width: 44px; height: 44px;
  border: 2px solid var(--accent-2);
  color: var(--accent-2);
  border-radius: 50%;
  font-weight: 900; font-size: 14px;
  margin-top: 12px;
}
.footer-bottom {
  border-top: 1px solid var(--border);
  padding: 18px 0;
  text-align: center;
  font-size: 13px;
  color: var(--text-mute);
}

/* ===== Responsive ===== */
@media (max-width: 960px) {
  .hero-inner { grid-template-columns: 1fr; gap: 40px; text-align: left; }
  .hero-visual { display: none; }
  .step-grid, .feature-row, .stat-band, .checklist, .compare { grid-template-columns: 1fr 1fr; }
  .footer-inner { grid-template-columns: 1fr 1fr; gap: 32px; }
}

@media (max-width: 640px) {
  .header-inner { gap: 12px; height: 64px; }
  .main-nav { display: none; position: absolute; top: 64px; left: 0; right: 0; flex-direction: column; align-items: stretch; gap: 0; background: var(--bg-2); border-bottom: 1px solid var(--border); padding: 8px; }
  .main-nav.open { display: flex; }
  .main-nav .nav-link { padding: 14px 18px; border-radius: 0; }
  .menu-btn { display: inline-flex; margin-left: auto; }
  .btn-cta-header { display: none; }
  .footer-inner { padding-bottom: 24px; }
  .age-badge { margin-bottom: 16px; }
  .hero { padding: 40px 0 56px; }
  .hero-content { text-align: center; max-width: none; }
  .lead { margin-left: auto; margin-right: auto; }
  .hero-actions { justify-content: center; }
  .hero-stats { justify-content: center; gap: 20px; }
  .content-section { padding: 48px 0; }
  .step-grid, .feature-row, .stat-band, .checklist, .compare { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; gap: 24px; }
  .cta-inner { flex-direction: column; align-items: flex-start; text-align: left; }
  .cta-inner h2 { font-size: 22px; }
  .container { padding: 0 18px; }
}

/* ===== Section images ===== */
.section-img-wrap { margin: 28px 0 8px; text-align: center; }
.section-img {
  display: block;
  width: 100%;
  max-width: 720px;
  margin: 0 auto;
  height: auto;
  aspect-ratio: 16/9;
  border-radius: 16px;
  border: 1px solid var(--border);
  background: linear-gradient(135deg, #050b1a, #0d1729);
  box-shadow: 0 12px 32px -12px rgba(0,0,0,0.6);
}

/* ==== Mobile safety (prevent horizontal scroll, long-key overflow) ==== */
html, body { overflow-x: hidden; }
h1, h2, h3 { overflow-wrap: break-word; word-break: break-word; hyphens: auto; }
img, svg, video, iframe { max-width: 100%; }
@media (max-width: 480px) {
  .btn, button { white-space: normal; min-height: 44px; }
  .hero-actions, .hero-cta, .hero-cta-row, .content-cta, .section-cta { width: 100%; }
  .hero-actions a, .hero-cta a, .hero-cta-row a, .content-cta a, .section-cta a { flex: 1 1 calc(50% - 6px); justify-content: center; }
}
@media (max-width: 360px) {
  .hero-actions a, .hero-cta a, .hero-cta-row a, .content-cta a, .section-cta a { flex: 1 1 100%; }
}