:root {
  color-scheme: light;
  --ink: #10203d;
  --muted: #65738b;
  --line: #dbe5f2;
  --surface: #ffffff;
  --soft: #f4f8fd;
  --blue: #2578ea;
  --blue-dark: #1559bd;
  --cyan: #16a6d9;
  --green: #16a56f;
  --shadow: 0 24px 70px rgba(28, 81, 150, 0.14);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--ink);
  background: var(--soft);
  font-family: Inter, "Noto Sans Myanmar", "Myanmar Text", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.65;
}

a { color: inherit; }

.shell {
  width: min(1140px, calc(100% - 40px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid rgba(219, 229, 242, 0.82);
  background: rgba(244, 248, 253, 0.88);
  backdrop-filter: blur(18px);
}

.nav {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  text-decoration: none;
  font-size: 1.08rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.brand-mark {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  color: white;
  background: linear-gradient(145deg, #338afa, #1763d0);
  box-shadow: 0 8px 22px rgba(37, 120, 234, 0.26);
}

.brand-mark svg { width: 24px; height: 24px; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 26px;
  font-size: 0.92rem;
  font-weight: 650;
}

.nav-links a {
  color: #4d5d76;
  text-decoration: none;
}

.nav-links a:hover,
.nav-links a:focus-visible { color: var(--blue-dark); }

.hero {
  min-height: 680px;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  align-items: center;
  gap: clamp(40px, 7vw, 96px);
  padding: 72px 0 88px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin: 0 0 20px;
  color: var(--blue-dark);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.eyebrow::before {
  content: "";
  width: 28px;
  height: 3px;
  border-radius: 10px;
  background: var(--blue);
}

h1, h2, h3 { line-height: 1.14; letter-spacing: -0.035em; }

h1 {
  max-width: 680px;
  margin: 0;
  font-size: clamp(2.75rem, 6.6vw, 5.35rem);
}

.hero-copy > p {
  max-width: 650px;
  margin: 24px 0 0;
  color: var(--muted);
  font-size: clamp(1.04rem, 2vw, 1.22rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.button {
  min-height: 50px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 22px;
  border: 1px solid var(--line);
  border-radius: 16px;
  color: var(--ink);
  background: var(--surface);
  text-decoration: none;
  font-weight: 750;
  box-shadow: 0 10px 30px rgba(28, 81, 150, 0.08);
}

.button.primary {
  border-color: var(--blue);
  color: white;
  background: var(--blue);
}

.button:hover,
.button:focus-visible { transform: translateY(-1px); }

.access-note {
  display: flex;
  gap: 12px;
  max-width: 590px;
  margin-top: 28px;
  padding: 15px 17px;
  border: 1px solid #cfe0f7;
  border-radius: 18px;
  background: #eaf3ff;
  color: #31567f;
  font-size: 0.92rem;
}

.access-note strong { color: var(--ink); }

.access-icon {
  flex: 0 0 auto;
  width: 26px;
  height: 26px;
  display: grid;
  place-items: center;
  border-radius: 9px;
  color: white;
  background: var(--blue);
  font-size: 0.78rem;
  font-weight: 900;
}

.device-stage {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 560px;
}

.device-stage::before {
  content: "";
  position: absolute;
  width: 88%;
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, #d9ecff 0 28%, #dff6ff 29% 52%, transparent 53%);
}

.device {
  position: relative;
  width: min(390px, 88vw);
  padding: 18px;
  border: 8px solid #12213d;
  border-radius: 44px;
  background: #edf4fd;
  box-shadow: var(--shadow);
  transform: rotate(2deg);
}

.device::before {
  content: "";
  display: block;
  width: 84px;
  height: 7px;
  margin: 1px auto 20px;
  border-radius: 20px;
  background: #12213d;
}

.app-topline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.app-title { font-size: 1.42rem; font-weight: 850; }

.live-pill {
  padding: 5px 10px;
  border-radius: 999px;
  color: #08784d;
  background: #dff8ed;
  font-size: 0.73rem;
  font-weight: 800;
}

.router-card {
  padding: 22px;
  border: 1px solid #dce7f4;
  border-radius: 26px;
  background: white;
  box-shadow: 0 13px 34px rgba(41, 86, 143, 0.08);
}

.router-head {
  display: flex;
  align-items: center;
  gap: 14px;
}

.router-symbol {
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  border-radius: 17px;
  color: white;
  background: var(--blue);
  font-weight: 900;
}

.router-name { font-weight: 850; font-size: 1.17rem; }
.router-meta { color: var(--muted); font-size: 0.82rem; }

.metrics {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  margin-top: 18px;
}

.metric {
  padding: 13px;
  border: 1px solid #e2ebf5;
  border-radius: 16px;
  background: #f8fbff;
}

.metric span { display: block; color: var(--muted); font-size: 0.72rem; }
.metric strong { display: block; margin-top: 2px; font-size: 1rem; }

.quick-nav {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 7px;
  margin-top: 14px;
}

.quick-nav div {
  padding: 12px 4px;
  border-radius: 14px;
  color: #718098;
  background: white;
  text-align: center;
  font-size: 0.68rem;
  font-weight: 750;
}

.quick-nav div:first-child { color: var(--blue); background: #e7f1ff; }

.section { padding: 88px 0; }
.section.white { background: var(--surface); }

.section-heading { max-width: 680px; margin-bottom: 42px; }
.section-heading h2 { margin: 0; font-size: clamp(2rem, 4vw, 3.25rem); }
.section-heading p { margin: 16px 0 0; color: var(--muted); font-size: 1.06rem; }

.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.feature-card {
  min-height: 240px;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: 26px;
  background: var(--surface);
}

.feature-number {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  color: var(--blue-dark);
  background: #e8f2ff;
  font-weight: 850;
}

.feature-card h3 { margin: 28px 0 10px; font-size: 1.16rem; }
.feature-card p { margin: 0; color: var(--muted); font-size: 0.94rem; }

.support-panel {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  padding: clamp(30px, 6vw, 64px);
  border-radius: 34px;
  color: white;
  background: #12213d;
  box-shadow: var(--shadow);
}

.support-panel h2 { margin: 0; font-size: clamp(1.8rem, 4vw, 3rem); }
.support-panel p { max-width: 650px; margin: 13px 0 0; color: #b9c7da; }
.support-panel .button { flex: 0 0 auto; border-color: white; }

.site-footer {
  padding: 42px 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.footer-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.footer-links { display: flex; flex-wrap: wrap; gap: 20px; }
.footer-links a { text-decoration: none; }

.legal-main { padding: 64px 0 90px; }
.legal-card {
  max-width: 840px;
  margin: 0 auto;
  padding: clamp(28px, 6vw, 70px);
  border: 1px solid var(--line);
  border-radius: 30px;
  background: var(--surface);
  box-shadow: 0 20px 60px rgba(28, 81, 150, 0.09);
}

.legal-card h1 { font-size: clamp(2.25rem, 6vw, 4rem); }
.legal-card h2 { margin: 42px 0 12px; font-size: 1.45rem; }
.legal-card p, .legal-card li { color: #4f6078; }
.legal-card ul, .legal-card ol { padding-left: 24px; }
.legal-card .updated { margin: 12px 0 34px; color: var(--muted); font-size: 0.9rem; }
.legal-card .callout { padding: 18px 20px; border-radius: 18px; background: #eaf3ff; }
.legal-card a { color: var(--blue-dark); }

@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; padding-top: 54px; }
  .hero-copy { text-align: center; }
  .hero-copy > p, .access-note { margin-left: auto; margin-right: auto; }
  .hero-actions { justify-content: center; }
  .device-stage { min-height: 520px; }
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 620px) {
  .shell { width: min(100% - 28px, 1140px); }
  .nav { min-height: 66px; }
  .nav-links a:not(:last-child) { display: none; }
  .hero { min-height: auto; padding: 50px 0 62px; gap: 42px; }
  h1 { font-size: clamp(2.55rem, 13vw, 4rem); }
  .device-stage { min-height: 480px; }
  .device { padding: 15px; border-width: 7px; border-radius: 38px; }
  .feature-grid { grid-template-columns: 1fr; }
  .feature-card { min-height: auto; }
  .support-panel, .footer-row { align-items: flex-start; flex-direction: column; }
  .support-panel .button { width: 100%; }
  .legal-main { padding-top: 34px; }
  .legal-card { border-radius: 24px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}