:root {
  color-scheme: dark;
  --bg: #0b0f14;
  --surface: #111820;
  --surface-2: #17212b;
  --surface-3: #1f2b36;
  --text: #edf4f8;
  --muted: #a8b7c3;
  --line: rgba(255, 255, 255, 0.12);
  --primary: #80d8ff;
  --primary-strong: #4fc3f7;
  --secondary: #b39ddb;
  --success: #69f0ae;
  --error: #ff8a80;
  --shadow-1: 0 2px 6px rgba(0, 0, 0, 0.32), 0 12px 30px rgba(0, 0, 0, 0.22);
  --shadow-2: 0 8px 18px rgba(0, 0, 0, 0.34), 0 28px 80px rgba(0, 0, 0, 0.28);
  font-family: Roboto, Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 15% 0%, rgba(79, 195, 247, 0.22), transparent 28rem),
    radial-gradient(circle at 85% 12%, rgba(179, 157, 219, 0.18), transparent 30rem),
    linear-gradient(180deg, #0b0f14 0%, #0e141b 44%, #0b0f14 100%);
  color: var(--text);
}

a { color: inherit; text-decoration: none; }

.site-header, .site-footer, .hero, .section, .pricing-section {
  width: min(1160px, calc(100% - 32px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 22px;
  align-items: center;
  padding: 18px 0;
  backdrop-filter: blur(18px);
}

.brand { display: inline-flex; align-items: center; gap: 12px; font-weight: 800; letter-spacing: -0.02em; }

.brand-logo {
  width: 44px;
  height: 44px;
  border-radius: 16px;
  object-fit: cover;
  box-shadow: var(--shadow-1);
}

.brand-mark {
  display: inline-grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 16px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: #071018;
  font-weight: 950;
  box-shadow: var(--shadow-1);
}

.nav {
  justify-self: center;
  display: flex;
  gap: 8px;
  padding: 6px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(17, 24, 32, 0.72);
}

.nav a, .language-select {
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 700;
}

.nav a { padding: 0 16px; }

.nav a:hover { background: rgba(128, 216, 255, 0.11); color: var(--text); }

.language-select {
  gap: 8px;
  padding: 0 8px 0 14px;
  border: 1px solid var(--line);
  background: rgba(17, 24, 32, 0.82);
}

select {
  border: 0;
  background: transparent;
  color: var(--text);
  font: inherit;
  font-weight: 800;
  outline: 0;
}

option { background: var(--surface); color: var(--text); }

.hero {
  min-height: 620px;
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(360px, 0.92fr);
  gap: 56px;
  align-items: center;
  padding: 44px 0 62px;
}

.eyebrow {
  width: fit-content;
  margin: 0 0 18px;
  padding: 8px 14px;
  border: 1px solid rgba(128, 216, 255, 0.22);
  border-radius: 999px;
  background: rgba(128, 216, 255, 0.08);
  color: var(--primary);
  font-size: 0.76rem;
  font-weight: 900;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

h1, h2, h3 { margin: 0; letter-spacing: -0.045em; line-height: 1.02; }

h1 { font-size: clamp(2.45rem, 4.6vw, 4.8rem); max-width: 760px; }

h2 { font-size: clamp(2.05rem, 3.8vw, 3.8rem); max-width: 760px; }

h3 { font-size: 1.45rem; }

.lead {
  max-width: 710px;
  color: var(--muted);
  font-size: clamp(1.08rem, 2vw, 1.28rem);
  line-height: 1.72;
}

.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }

.button {
  position: relative;
  overflow: hidden;
  border: 0;
  border-radius: 999px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 24px;
  font: inherit;
  font-weight: 850;
  transition: transform 160ms ease, box-shadow 160ms ease, background 160ms ease;
}

.button:hover { transform: translateY(-2px); }

.primary { background: var(--primary-strong); color: #051017; box-shadow: 0 10px 28px rgba(79, 195, 247, 0.28); }

.primary:hover { background: #80d8ff; }

.secondary { border: 1px solid var(--line); background: rgba(255, 255, 255, 0.06); color: var(--text); }

.secondary:hover { background: rgba(255, 255, 255, 0.1); }

.full { width: 100%; }

.hero-card, .features article, .form-card, .billing-section, .portal-form, .success-card {
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(31, 43, 54, 0.92), rgba(17, 24, 32, 0.92));
  box-shadow: var(--shadow-2);
}

.hero-card {
  border-radius: 32px;
  padding: 18px;
}

.material-toolbar {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 46px;
  padding: 0 8px 12px;
  color: var(--muted);
}

.material-toolbar span { width: 12px; height: 12px; border-radius: 999px; background: #ff8a80; }

.material-toolbar span:nth-child(2) { background: #ffd180; }

.material-toolbar span:nth-child(3) { background: var(--success); }

.material-toolbar strong { margin-left: auto; font-size: 0.92rem; }

.connection-card {
  min-height: 260px;
  border-radius: 28px;
  padding: 30px;
  background:
    linear-gradient(135deg, rgba(128, 216, 255, 0.18), rgba(179, 157, 219, 0.08)),
    var(--surface-2);
  border: 1px solid rgba(128, 216, 255, 0.16);
}

.connection-card h2 { font-size: clamp(1.8rem, 3vw, 2.8rem); }

.connection-card p:not(.status) { color: var(--muted); font-size: 1.05rem; line-height: 1.65; }

.status { color: var(--success); font-weight: 850; }

.metric-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 12px; }

.metric-grid div {
  min-height: 100px;
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 18px;
  background: rgba(255, 255, 255, 0.05);
}

.metric-grid strong { display: block; font-size: 1.45rem; color: var(--text); }

.metric-grid span { color: var(--muted); font-size: 0.9rem; }

.section, .pricing-section { padding: 84px 0; }

.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 34px; }

.features article { border-radius: 28px; padding: 28px; }

.features p, .pricing-copy p, .billing-section p { color: var(--muted); line-height: 1.72; }

.icon-chip {
  display: inline-grid;
  place-items: center;
  width: 52px;
  height: 52px;
  margin-bottom: 22px;
  border-radius: 18px;
  background: rgba(128, 216, 255, 0.12);
  color: var(--primary);
  font-size: 0.76rem;
  font-weight: 950;
  text-transform: uppercase;
}

.pricing-section { display: grid; grid-template-columns: 1fr 430px; gap: 42px; align-items: start; }

.check-list { display: grid; gap: 14px; color: var(--muted); margin: 28px 0 0; padding: 0; list-style: none; }

.check-list li { position: relative; padding-left: 32px; }

.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.15em;
  width: 20px;
  height: 20px;
  border-radius: 999px;
  background: var(--success);
  box-shadow: 0 0 0 6px rgba(105, 240, 174, 0.1);
}

.form-card { border-radius: 30px; padding: 28px; display: grid; gap: 18px; }

label { display: grid; gap: 8px; color: var(--text); font-weight: 800; }

input {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.07);
  color: var(--text);
  font: inherit;
  min-height: 54px;
  padding: 0 15px;
  outline: 0;
}

input::placeholder { color: rgba(237, 244, 248, 0.44); }

input:focus { border-color: var(--primary); box-shadow: 0 0 0 4px rgba(128, 216, 255, 0.14); }

.total-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid var(--line);
  padding-top: 18px;
  color: var(--muted);
}

.total-row strong { color: var(--text); font-size: 1.7rem; }

.form-message { color: var(--muted); min-height: 1.4em; margin: 0; line-height: 1.5; }

.form-message.error { color: var(--error); }

.billing-section { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; align-items: center; border-radius: 30px; padding: 34px; }

.portal-form { display: grid; grid-template-columns: 1fr auto; gap: 12px; border-radius: 24px; padding: 18px; box-shadow: none; }

.portal-form .form-message { grid-column: 1 / -1; }

.site-footer { display: flex; align-items: center; justify-content: space-between; padding: 50px 0; color: var(--muted); }

.success-page { min-height: 100vh; display: grid; place-items: center; padding: 24px; }

.success-card { width: min(660px, 100%); border-radius: 32px; padding: 42px; text-align: center; }

.success-card h1 { font-size: clamp(2.6rem, 7vw, 5rem); margin-top: 20px; }

.success-card p { color: var(--muted); line-height: 1.7; }

.centered { justify-content: center; }

@media (max-width: 900px) {
  .site-header { position: static; grid-template-columns: 1fr; gap: 14px; }
  .nav { justify-self: stretch; overflow-x: auto; }
  .language-select { width: fit-content; }
  .hero, .pricing-section, .billing-section { grid-template-columns: 1fr; }
  .hero { min-height: auto; padding-top: 34px; }
  .features, .metric-grid { grid-template-columns: 1fr; }
  .portal-form { grid-template-columns: 1fr; }
}