/* babiadev.com — Deel-inspired SaaS blue-white landing */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --blue-deep: #0a1628;
  --blue-primary: #1652f0;
  --blue-mid: #1a3fa8;
  --blue-light: #e8efff;
  --blue-pale: #f0f5ff;
  --white: #ffffff;
  --text-body: #374151;
  --text-muted: #6b7280;
  --border: #dde3f0;
  --radius: 10px;
  --radius-lg: 16px;
  --shadow: 0 4px 24px rgba(22,82,240,0.10);
  --shadow-md: 0 8px 40px rgba(22,82,240,0.15);
}

html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: 'Segoe UI', -apple-system, BlinkMacSystemFont, 'Helvetica Neue', Arial, sans-serif;
  color: var(--text-body);
  background: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
}

/* ---- NAV ---- */
.nav {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
  padding: 0 24px;
}
.nav-inner {
  max-width: 1200px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  height: 64px;
}
.nav-logo {
  display: flex; align-items: center; gap: 10px; text-decoration: none;
}
.nav-logo svg { flex-shrink: 0; }
.nav-links {
  display: flex; align-items: center; gap: 32px; list-style: none;
}
.nav-links a {
  text-decoration: none; color: var(--text-body); font-size: 15px; font-weight: 500;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--blue-primary); }
.nav-cta-group { display: flex; align-items: center; gap: 12px; }
.btn-outline {
  border: 1.5px solid var(--blue-primary); color: var(--blue-primary);
  background: transparent; border-radius: var(--radius); padding: 9px 20px;
  font-size: 14px; font-weight: 600; cursor: pointer; transition: background 0.2s, color 0.2s;
  min-height: 44px;
}
.btn-outline:hover { background: var(--blue-light); }
.btn-primary {
  background: var(--blue-primary); color: var(--white);
  border: none; border-radius: var(--radius); padding: 10px 22px;
  font-size: 14px; font-weight: 700; cursor: pointer;
  transition: background 0.2s, transform 0.15s;
  min-height: 44px;
}
.btn-primary:hover { background: var(--blue-mid); transform: translateY(-1px); }

/* ---- HERO ---- */
.hero {
  background: var(--blue-deep);
  padding: 88px 24px 80px;
  position: relative; overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute; top: -120px; right: -80px;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(22,82,240,0.35) 0%, transparent 70%);
  pointer-events: none;
}
.hero::after {
  content: '';
  position: absolute; bottom: -80px; left: 40%;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(22,82,240,0.18) 0%, transparent 70%);
  pointer-events: none;
}
.hero-inner {
  max-width: 1200px; margin: 0 auto;
  display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center;
  position: relative; z-index: 1;
}
.hero-eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(22,82,240,0.25); border: 1px solid rgba(22,82,240,0.5);
  color: #93b4ff; border-radius: 100px; padding: 5px 14px;
  font-size: 13px; font-weight: 600; margin-bottom: 24px;
}
.hero-eyebrow span { display: inline-block; width: 6px; height: 6px; background: #4d82ff; border-radius: 50%; }
.hero h1 {
  font-size: clamp(36px, 4.5vw, 60px);
  font-weight: 800; color: var(--white); line-height: 1.12;
  letter-spacing: -1.5px; margin-bottom: 20px;
}
.hero h1 em { font-style: normal; color: #4d82ff; }
.hero-sub {
  font-size: 18px; color: #a8b8d8; line-height: 1.7; margin-bottom: 36px; max-width: 480px;
}
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.btn-hero {
  background: var(--blue-primary); color: var(--white);
  border: none; border-radius: var(--radius); padding: 15px 32px;
  font-size: 16px; font-weight: 700; cursor: pointer;
  transition: background 0.2s, transform 0.15s;
  min-height: 52px;
}
.btn-hero:hover { background: #2563ff; transform: translateY(-2px); }
.btn-ghost {
  background: transparent; color: #93b4ff;
  border: 1.5px solid rgba(147,180,255,0.4); border-radius: var(--radius);
  padding: 14px 28px; font-size: 16px; font-weight: 600; cursor: pointer;
  transition: border-color 0.2s, color 0.2s;
  min-height: 52px;
}
.btn-ghost:hover { border-color: #93b4ff; color: var(--white); }

/* Hero visual */
.hero-visual {
  display: flex; justify-content: center; align-items: center;
}
.hero-card {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-lg);
  padding: 28px;
  width: 100%; max-width: 420px;
  backdrop-filter: blur(12px);
}
.hero-card-title {
  color: #a8b8d8; font-size: 12px; font-weight: 600; text-transform: uppercase;
  letter-spacing: 0.8px; margin-bottom: 20px;
}
.platform-list { display: flex; flex-direction: column; gap: 12px; }
.platform-item {
  display: flex; align-items: center; gap: 14px;
  background: rgba(255,255,255,0.06); border-radius: 10px; padding: 14px 16px;
  border: 1px solid rgba(255,255,255,0.08);
}
.platform-icon {
  width: 36px; height: 36px; border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; font-size: 18px;
}
.pi-blue { background: rgba(22,82,240,0.3); }
.pi-teal { background: rgba(6,182,212,0.25); }
.pi-green { background: rgba(16,185,129,0.25); }
.pi-purple { background: rgba(139,92,246,0.25); }
.platform-item-label { color: var(--white); font-size: 14px; font-weight: 600; }
.platform-item-sub { color: #6b8aad; font-size: 12px; margin-top: 2px; }
.hero-stats {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 16px;
}
.stat-pill {
  background: rgba(22,82,240,0.18); border-radius: 8px; padding: 12px 10px;
  text-align: center; border: 1px solid rgba(22,82,240,0.3);
}
.stat-num { color: var(--white); font-size: 18px; font-weight: 800; }
.stat-label { color: #6b8aad; font-size: 11px; margin-top: 2px; }

/* ---- TRUST BAND ---- */
.trust-band {
  background: var(--blue-pale); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border);
  padding: 24px 24px;
}
.trust-inner {
  max-width: 1200px; margin: 0 auto;
  display: flex; align-items: center; justify-content: center; gap: 16px;
  flex-wrap: wrap;
}
.trust-label { color: var(--text-muted); font-size: 14px; font-weight: 500; white-space: nowrap; }
.trust-badges { display: flex; align-items: center; gap: 24px; flex-wrap: wrap; }
.trust-badge {
  display: flex; align-items: center; gap: 8px;
  color: var(--text-body); font-size: 13px; font-weight: 600;
}
.trust-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--blue-primary); flex-shrink: 0; }

/* ---- FEATURES ---- */
.features {
  padding: 96px 24px;
  background: var(--white);
}
.features-inner { max-width: 1200px; margin: 0 auto; }
.section-label {
  text-align: center; color: var(--blue-primary); font-size: 13px; font-weight: 700;
  text-transform: uppercase; letter-spacing: 1px; margin-bottom: 12px;
}
.section-title {
  text-align: center; font-size: clamp(28px, 3.5vw, 44px); font-weight: 800;
  color: var(--blue-deep); line-height: 1.2; margin-bottom: 16px;
}
.section-sub {
  text-align: center; font-size: 18px; color: var(--text-muted);
  max-width: 580px; margin: 0 auto 56px;
}
.feature-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px;
}
.feature-card {
  background: var(--white); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 32px 28px;
  transition: box-shadow 0.25s, transform 0.2s;
}
.feature-card:hover { box-shadow: var(--shadow-md); transform: translateY(-3px); }
.feature-icon {
  width: 52px; height: 52px; border-radius: 12px;
  background: var(--blue-light); display: flex; align-items: center;
  justify-content: center; margin-bottom: 20px; font-size: 24px;
}
.feature-card h3 {
  font-size: 18px; font-weight: 700; color: var(--blue-deep); margin-bottom: 10px;
}
.feature-card p { color: var(--text-muted); font-size: 15px; line-height: 1.65; }

/* ---- DOWNLOAD SECTION ---- */
.download {
  background: var(--blue-pale); padding: 96px 24px;
}
.download-inner {
  max-width: 1200px; margin: 0 auto;
  display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center;
}
.download h2 { font-size: clamp(28px, 3vw, 40px); font-weight: 800; color: var(--blue-deep); line-height: 1.2; margin-bottom: 16px; }
.download p { color: var(--text-muted); font-size: 17px; line-height: 1.7; margin-bottom: 32px; }
.download-btns { display: flex; flex-direction: column; gap: 14px; }
.dl-btn {
  display: flex; align-items: center; gap: 14px;
  background: var(--blue-deep); color: var(--white); border: none;
  border-radius: var(--radius); padding: 16px 24px; cursor: pointer;
  font-size: 15px; font-weight: 600; transition: background 0.2s;
  min-height: 60px; text-align: left; width: 100%; max-width: 280px;
}
.dl-btn:hover { background: var(--blue-mid); }
.dl-btn-icon { font-size: 24px; flex-shrink: 0; }
.dl-btn-text { display: flex; flex-direction: column; }
.dl-btn-small { font-size: 11px; font-weight: 400; opacity: 0.7; }
.dl-btn-big { font-size: 16px; font-weight: 700; }

.download-visual { position: relative; }
.device-mockup {
  background: var(--blue-deep); border-radius: 20px; padding: 32px;
  box-shadow: var(--shadow-md); position: relative; overflow: hidden;
}
.device-mockup::before {
  content: '';
  position: absolute; top: -40px; right: -40px;
  width: 200px; height: 200px;
  background: radial-gradient(circle, rgba(22,82,240,0.3) 0%, transparent 70%);
}
.device-screen {
  background: rgba(255,255,255,0.05); border-radius: 12px; padding: 20px;
  border: 1px solid rgba(255,255,255,0.1);
}
.device-bar {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 16px;
}
.device-bar-title { color: var(--white); font-size: 14px; font-weight: 700; }
.device-balance { color: #4d82ff; font-size: 22px; font-weight: 800; }
.device-chart { display: flex; align-items: flex-end; gap: 6px; height: 60px; margin-bottom: 16px; }
.chart-bar {
  flex: 1; border-radius: 4px 4px 0 0;
  background: linear-gradient(to top, #1652f0, #4d82ff);
  opacity: 0.7;
}
.device-coins { display: flex; flex-direction: column; gap: 10px; }
.coin-row {
  display: flex; align-items: center; justify-content: space-between;
  background: rgba(255,255,255,0.06); border-radius: 8px; padding: 10px 12px;
}
.coin-name { color: var(--white); font-size: 13px; font-weight: 600; }
.coin-price { color: #4d82ff; font-size: 13px; font-weight: 700; }
.coin-change-up { color: #10b981; font-size: 12px; }

/* ---- STEPS / HOW ---- */
.howto { padding: 96px 24px; background: var(--white); }
.howto-inner { max-width: 1200px; margin: 0 auto; }
.steps-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px; margin-top: 56px;
}
.step-item { text-align: center; position: relative; }
.step-item:not(:last-child)::after {
  content: '→';
  position: absolute; top: 26px; right: -20px;
  font-size: 20px; color: var(--border);
}
.step-num {
  width: 56px; height: 56px; border-radius: 50%;
  background: var(--blue-primary); color: var(--white);
  font-size: 20px; font-weight: 800;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 20px;
}
.step-item h3 { font-size: 18px; font-weight: 700; color: var(--blue-deep); margin-bottom: 10px; }
.step-item p { color: var(--text-muted); font-size: 15px; line-height: 1.6; }

/* ---- STATS BAR ---- */
.stats-bar {
  background: var(--blue-deep); padding: 64px 24px;
}
.stats-inner {
  max-width: 1200px; margin: 0 auto;
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px;
}
.stat-block { text-align: center; }
.stat-big { font-size: clamp(32px, 4vw, 52px); font-weight: 900; color: var(--white); line-height: 1; }
.stat-unit { color: #4d82ff; }
.stat-desc { color: #6b8aad; font-size: 15px; margin-top: 8px; }

/* ---- SECURITY ---- */
.security { padding: 96px 24px; background: var(--blue-pale); }
.security-inner {
  max-width: 1200px; margin: 0 auto;
  display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center;
}
.security h2 { font-size: clamp(28px, 3vw, 40px); font-weight: 800; color: var(--blue-deep); line-height: 1.2; margin-bottom: 16px; }
.security > .security-inner > div:first-child p {
  color: var(--text-muted); font-size: 17px; line-height: 1.7; margin-bottom: 24px;
}
.security-list { display: flex; flex-direction: column; gap: 16px; }
.security-item {
  display: flex; align-items: flex-start; gap: 14px;
  background: var(--white); border-radius: var(--radius); padding: 18px 20px;
  border: 1px solid var(--border);
}
.sec-check {
  width: 28px; height: 28px; border-radius: 50%;
  background: #dcfce7; display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; font-size: 14px;
}
.security-item h4 { font-size: 15px; font-weight: 700; color: var(--blue-deep); margin-bottom: 4px; }
.security-item p { color: var(--text-muted); font-size: 14px; line-height: 1.5; }

.sec-visual {
  display: grid; grid-template-columns: 1fr 1fr; gap: 16px;
}
.sec-card {
  background: var(--white); border-radius: var(--radius-lg); padding: 24px 20px;
  border: 1px solid var(--border); box-shadow: var(--shadow);
  text-align: center;
}
.sec-card-icon { font-size: 32px; margin-bottom: 12px; }
.sec-card h4 { font-size: 14px; font-weight: 700; color: var(--blue-deep); margin-bottom: 6px; }
.sec-card p { color: var(--text-muted); font-size: 13px; line-height: 1.5; }

/* ---- TESTIMONIALS ---- */
.testimonials { padding: 96px 24px; background: var(--white); }
.testimonials-inner { max-width: 1200px; margin: 0 auto; }
.testimonials-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 56px; }
.t-card {
  background: var(--blue-pale); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 28px 24px;
  position: relative;
}
.t-quote {
  font-size: 32px; color: var(--blue-primary); line-height: 1; margin-bottom: 12px;
  font-family: Georgia, serif;
}
.t-text { color: var(--text-body); font-size: 15px; line-height: 1.7; margin-bottom: 20px; }
.t-author { display: flex; align-items: center; gap: 12px; }
.t-avatar {
  width: 42px; height: 42px; border-radius: 50%;
  background: var(--blue-primary); display: flex; align-items: center;
  justify-content: center; color: var(--white); font-size: 16px; font-weight: 700;
  flex-shrink: 0;
}
.t-name { font-size: 14px; font-weight: 700; color: var(--blue-deep); }
.t-role { font-size: 13px; color: var(--text-muted); }

/* ---- FAQ ---- */
.faq { padding: 96px 24px; background: var(--blue-pale); }
.faq-inner { max-width: 760px; margin: 0 auto; }
.faq-list { margin-top: 48px; display: flex; flex-direction: column; gap: 12px; }
.faq-item {
  background: var(--white); border-radius: var(--radius); border: 1px solid var(--border);
  overflow: hidden;
}
.faq-q {
  padding: 20px 24px; font-size: 16px; font-weight: 600; color: var(--blue-deep);
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  cursor: default;
}
.faq-q::after { content: '+'; font-size: 20px; color: var(--blue-primary); flex-shrink: 0; }
.faq-a {
  padding: 0 24px 20px; color: var(--text-muted); font-size: 15px; line-height: 1.7;
}

/* ---- FINAL CTA ---- */
.final-cta {
  background: var(--blue-deep); padding: 96px 24px; text-align: center;
  position: relative; overflow: hidden;
}
.final-cta::before {
  content: '';
  position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
  width: 700px; height: 400px;
  background: radial-gradient(ellipse, rgba(22,82,240,0.4) 0%, transparent 70%);
  pointer-events: none;
}
.final-cta-inner { max-width: 700px; margin: 0 auto; position: relative; z-index: 1; }
.final-cta h2 {
  font-size: clamp(28px, 4vw, 48px); font-weight: 800; color: var(--white);
  line-height: 1.15; margin-bottom: 16px;
}
.final-cta p { font-size: 18px; color: #a8b8d8; margin-bottom: 36px; line-height: 1.6; }
.final-cta-actions { display: flex; align-items: center; justify-content: center; gap: 16px; flex-wrap: wrap; }

/* ---- FOOTER ---- */
.footer {
  background: #060d1a; padding: 64px 24px 32px; color: #6b8aad;
}
.footer-inner { max-width: 1200px; margin: 0 auto; }
.footer-top {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px;
  padding-bottom: 48px; border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer-brand { max-width: 280px; }
.footer-logo-wrap { margin-bottom: 16px; }
.footer-brand-text { font-size: 14px; line-height: 1.7; margin-bottom: 20px; }
.footer-col h4 {
  color: var(--white); font-size: 14px; font-weight: 700; margin-bottom: 16px;
  text-transform: uppercase; letter-spacing: 0.5px;
}
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.footer-col ul li a {
  color: #6b8aad; text-decoration: none; font-size: 14px;
  transition: color 0.2s;
}
.footer-col ul li a:hover { color: var(--white); }
.footer-bottom {
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px;
  padding-top: 28px;
}
.footer-copy { font-size: 13px; }
.footer-legal { display: flex; gap: 20px; }
.footer-legal a { color: #6b8aad; text-decoration: none; font-size: 13px; }
.footer-legal a:hover { color: var(--white); }

/* ---- RESPONSIVE ---- */
@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .hero-visual { display: none; }
  .feature-grid { grid-template-columns: 1fr; }
  .download-inner { grid-template-columns: 1fr; }
  .steps-grid { grid-template-columns: 1fr; }
  .step-item::after { display: none; }
  .stats-inner { grid-template-columns: repeat(2, 1fr); }
  .security-inner { grid-template-columns: 1fr; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 32px; }
  .nav-links { display: none; }
}

@media (max-width: 600px) {
  .hero { padding: 64px 16px 56px; }
  .hero h1 { font-size: 32px; letter-spacing: -0.8px; }
  .stats-inner { grid-template-columns: 1fr 1fr; }
  .footer-top { grid-template-columns: 1fr; gap: 24px; }
  .hero-actions { flex-direction: column; }
  .btn-hero, .btn-ghost { width: 100%; text-align: center; }
  .sec-visual { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
  .download-btns { align-items: stretch; }
  .dl-btn { max-width: 100%; }
}

@media (max-width: 390px) {
  body { font-size: 15px; }
  .hero h1 { font-size: 28px; }
  .section-title { font-size: 26px; }
}