:root {
  --navy: #061b33;
  --text: #12223a;
  --muted: #5b6b82;
  --blue: #0478e8;
  --blue-dark: #005fc8;
  --line: #dbe7f5;
  --soft: #f5fbff;
  --white: #fff;
  --shadow: 0 18px 50px rgba(10, 60, 120, .12);
  --radius: 22px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--text); font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; background: #fff; overflow-x: hidden; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.container { width: min(1180px, calc(100% - 40px)); margin: 0 auto; }
.narrow { max-width: 760px; }
.center { text-align: center; }
.site-header { position: absolute; z-index: 20; top: 0; left: 0; right: 0; height: 86px; display: flex; align-items: center; justify-content: space-between; width: min(1240px, calc(100% - 40px)); margin: 0 auto; color: #fff; }
.brand { display: inline-flex; align-items: center; gap: 12px; line-height: 1.1; }
.brand strong { display: block; font-size: 22px; font-weight: 800; }
.brand small { display: block; margin-top: 4px; font-size: 14px; opacity: .9; }
.brand-mark { position: relative; display: grid; place-items: center; width: 42px; height: 42px; color: #fff; font-size: 32px; font-weight: 900; letter-spacing: -2px; }
.brand-mark span { position: absolute; right: -6px; top: -6px; font-size: 18px; }
.main-nav { display: flex; align-items: center; gap: clamp(18px, 3vw, 42px); font-size: 15px; font-weight: 700; }
.main-nav a { opacity: .94; }
.nav-signin { border: 1px solid rgba(255,255,255,.85); padding: 14px 30px; border-radius: 999px; }
.nav-toggle { display: none; background: rgba(255,255,255,.15); color: #fff; border: 1px solid rgba(255,255,255,.35); border-radius: 12px; width: 44px; height: 44px; font-size: 24px; }
.hero-slider { min-height: 720px; position: relative; background: var(--blue); color: #fff; overflow: hidden; }
.hero-slide { display: none; min-height: 720px; background: radial-gradient(circle at 22% 80%, rgba(255,255,255,.34), transparent 26%), linear-gradient(135deg, var(--hero-start), var(--hero-end)); }
.hero-slide::before, .hero-slide::after { content: ""; position: absolute; inset: 0; background: linear-gradient(45deg, transparent 0 42%, rgba(255,255,255,.06) 42% 58%, transparent 58%); pointer-events: none; }
.hero-slide::after { transform: translateX(38%) scale(1.2); opacity: .55; }
.hero-slide.is-active { display: block; }
.hero-inner { position: relative; z-index: 1; width: min(1240px, calc(100% - 40px)); margin: 0 auto; min-height: 720px; padding: 130px 0 88px; display: grid; grid-template-columns: .85fr 1.15fr; align-items: center; gap: 64px; }
.hero-copy { max-width: 540px; }
.hero-badge { display: inline-flex; align-items: center; border: 1px solid rgba(255,255,255,.35); background: rgba(255,255,255,.08); padding: 10px 20px; border-radius: 999px; margin-bottom: 28px; font-size: 15px; }
.hero-copy h1 { font-size: clamp(44px, 6vw, 76px); line-height: .98; margin: 0 0 24px; letter-spacing: -.045em; color: #fff; }
.hero-copy p { font-size: clamp(18px, 2vw, 24px); line-height: 1.45; margin: 0 0 34px; color: rgba(255,255,255,.92); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 18px; }
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 0 26px; border-radius: 10px; font-weight: 800; border: 1px solid transparent; transition: transform .2s ease, box-shadow .2s ease, background .2s ease; cursor: pointer; }
.btn:hover { transform: translateY(-1px); box-shadow: 0 14px 30px rgba(2, 75, 150, .18); }
.btn-primary-light { background: #fff; color: var(--blue-dark); }
.btn-outline-light { border-color: rgba(255,255,255,.75); color: #fff; background: rgba(255,255,255,.08); }
.btn-primary { background: #0478e8; color: #fff; }
.btn-outline { border-color: #b8d7fa; color: #076ad1; background: #fff; }
.hero-visual img { width: min(720px, 100%); margin-left: auto; filter: drop-shadow(0 30px 55px rgba(0,30,80,.28)); }
.slider-controls { position: absolute; z-index: 3; left: max(20px, calc((100vw - 1240px)/2)); bottom: 76px; display: flex; align-items: center; gap: 22px; color: #dff2ff; font-weight: 700; }
.slider-controls strong { color: #fff; }
.slider-controls button { width: 42px; height: 42px; border-radius: 50%; border: 1px solid rgba(255,255,255,.65); background: rgba(255,255,255,.08); color: #fff; font-size: 20px; cursor: pointer; }
.slider-dots { display: flex; gap: 10px; }
.slider-dots button { width: 12px; height: 12px; min-width: 12px; border: none; background: rgba(255,255,255,.45); }
.slider-dots button.is-active { background: #fff; }
.section { padding: clamp(70px, 9vw, 118px) 0; background: var(--section-bg, #fff); }
h2 { font-size: clamp(30px, 4vw, 44px); line-height: 1.15; margin: 0 0 34px; letter-spacing: -.025em; color: var(--navy); }
p { color: var(--muted); line-height: 1.65; font-size: 17px; }
.feature-grid { margin-top: 38px; display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.feature-item { min-height: 128px; display: flex; align-items: center; gap: 20px; padding: 34px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.icon-box, .plan-icon { width: 58px; height: 58px; border-radius: 16px; display: grid; place-items: center; color: #0478e8; background: #eef7ff; flex: 0 0 auto; }
.split { display: grid; grid-template-columns: .85fr 1.15fr; align-items: center; gap: 72px; }
.device-preview img { filter: drop-shadow(0 24px 50px rgba(25, 70, 120, .15)); }
.mini-benefits { display: flex; gap: 30px; margin-top: 32px; flex-wrap: wrap; }
.mini-benefits span { display: inline-flex; flex-direction: column; align-items: center; gap: 10px; color: #0478e8; min-width: 120px; }
.mini-benefits svg { width: 34px; height: 34px; }
.mini-benefits em { color: var(--muted); font-style: normal; font-weight: 700; }
.cta-strip { padding: 28px 0; background: var(--section-bg); color: #fff; }
.strip-inner { display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.strip-inner > div { display: flex; gap: 16px; }
.showcase-section blockquote { margin: 0 auto 12px; max-width: 720px; color: var(--navy); font-size: clamp(22px, 3vw, 32px); line-height: 1.28; font-weight: 700; }
.quote-by { color: #0478e8; font-weight: 800; }
.showcase-img { width: min(720px, 100%); margin: 34px auto 0; filter: drop-shadow(0 25px 55px rgba(15, 60, 120, .12)); }
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.steps div { position: relative; padding: 34px; background: #fff; border: 1px solid #e4eef8; border-radius: var(--radius); box-shadow: 0 14px 36px rgba(20, 80, 140, .06); }
.steps span { display: grid; place-items: center; width: 42px; height: 42px; border-radius: 50%; background: #0478e8; color: #fff; font-weight: 900; margin-bottom: 20px; }
.steps h3, .plan-card h3 { margin: 0 0 10px; color: var(--navy); }
.steps p { margin: 0; font-size: 15px; }
.plans-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; margin-top: 34px; }
.plan-card { position: relative; padding: 32px; background: #fff; border: 1px solid #dceaf8; border-radius: 18px; box-shadow: 0 15px 35px rgba(20,80,140,.06); }
.plan-card.is-popular { border-color: #0478e8; transform: translateY(-8px); }
.plan-badge { position: absolute; top: -14px; left: 50%; transform: translateX(-50%); background: #cce7ff; color: #006ad1; padding: 7px 18px; border-radius: 999px; font-size: 12px; font-weight: 900; }
.price { display: block; font-size: 30px; color: var(--navy); margin: 16px 0; }
ul { padding-left: 18px; color: var(--muted); line-height: 1.9; }
.plan-card .btn { width: 100%; margin-top: 8px; }
.final-card { display: grid; grid-template-columns: .9fr 1.1fr; align-items: center; gap: 44px; padding: 42px; background: var(--section-bg); border-radius: 24px; box-shadow: var(--shadow); }
.final-card img { max-height: 260px; object-fit: contain; }
.final-card h2 { margin-bottom: 14px; }
.site-footer { padding: 54px 0 22px; background: #061b33; color: #dcecff; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 42px; }
.footer-brand { color: #fff; }
.site-footer p { color: #9fb4ca; margin-top: 14px; }
.site-footer h4 { color: #fff; margin: 0 0 16px; }
.site-footer a:not(.brand) { display: block; color: #c8d8e8; margin: 8px 0; }
.socials { display: flex; gap: 12px; }
.socials a { display: grid !important; place-items: center; width: 38px; height: 38px; border-radius: 50%; background: rgba(255,255,255,.08); }
.copyright { text-align: center; border-top: 1px solid rgba(255,255,255,.08); padding-top: 20px; font-size: 14px; }
@media (max-width: 980px) {
  .site-header { height: 74px; }
  .nav-toggle { display: block; }
  .main-nav { position: absolute; top: 70px; left: 0; right: 0; display: none; flex-direction: column; gap: 0; padding: 16px; border-radius: 18px; background: rgba(5,32,65,.98); box-shadow: var(--shadow); }
  .main-nav.is-open { display: flex; }
  .main-nav a { width: 100%; padding: 14px; }
  .nav-signin { text-align: center; }
  .hero-inner, .split, .final-card { grid-template-columns: 1fr; gap: 36px; }
  .hero-inner { padding-top: 110px; padding-bottom: 130px; text-align: left; }
  .hero-slider, .hero-slide, .hero-inner { min-height: auto; }
  .hero-copy { max-width: none; }
  .hero-visual img { margin: 0 auto; }
  .slider-controls { bottom: 34px; }
  .feature-grid, .steps, .plans-grid, .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .container, .site-header, .hero-inner { width: min(100% - 28px, 1180px); }
  .brand strong { font-size: 18px; }
  .brand small { font-size: 12px; }
  .hero-copy h1 { font-size: 44px; }
  .hero-actions, .strip-inner, .strip-inner > div { flex-direction: column; align-items: stretch; }
  .slider-controls { gap: 12px; left: 14px; }
  .slider-controls span { font-size: 14px; }
  .feature-grid, .steps, .plans-grid, .footer-grid { grid-template-columns: 1fr; }
  .feature-grid { border-left: 0; }
  .feature-item { border-left: 1px solid var(--line); padding: 24px; }
  .section { padding: 64px 0; }
  .mini-benefits { justify-content: flex-start; gap: 18px; }
  .plan-card.is-popular { transform: none; }
  .final-card { padding: 26px; }
}