:root {
  color-scheme: dark;
  --bg: #090b12;
  --paper: #111622;
  --paper-raised: #171c29;
  --ink: #ffffff;
  --muted: rgba(255, 255, 255, 0.72);
  --muted-soft: rgba(255, 255, 255, 0.48);
  --line: rgba(255, 255, 255, 0.1);
  --line-strong: rgba(255, 255, 255, 0.18);
  --green: #36d399;
  --green-strong: #36d399;
  --green-soft: rgba(54, 211, 153, 0.14);
  --red: #e3342f;
  --red-soft: rgba(255, 77, 109, 0.14);
  --charcoal: #0e121b;
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.42);
  --radius: 8px;
  --content: 1120px;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 75% 8%, rgba(54, 211, 153, 0.08), transparent 34rem),
    linear-gradient(180deg, #090b12 0%, #0b0e17 46%, #090b12 100%);
  line-height: 1.6;
}

img,
svg {
  max-width: 100%;
}

a {
  color: var(--green-strong);
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.2em;
}

a:hover {
  color: var(--green);
}

.skip-link {
  position: absolute;
  top: -48px;
  left: 1rem;
  z-index: 10;
  padding: 0.75rem 1rem;
  background: var(--green);
  color: #07100c;
  border-radius: var(--radius);
}

.skip-link:focus {
  top: 1rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 5;
  border-bottom: 1px solid var(--line);
  background: rgba(9, 11, 18, 0.9);
  backdrop-filter: blur(14px);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(100% - 32px, var(--content));
  min-height: 72px;
  margin: 0 auto;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--ink);
  font-weight: 800;
  font-size: 1.15rem;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  color: var(--green);
  background: linear-gradient(145deg, #202638, #080b14);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 9px;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.12),
    0 10px 24px rgba(0, 0, 0, 0.22);
}

.brand-mark svg {
  filter: drop-shadow(0 0 5px rgba(54, 211, 153, 0.38));
}

.nav-toggle {
  display: none;
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  padding: 0.55rem 0.75rem;
  background: rgba(255, 255, 255, 0.06);
  color: var(--ink);
  font: inherit;
  font-weight: 700;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.site-nav a {
  padding: 0.55rem 0.75rem;
  border-radius: 8px;
  color: var(--muted);
  font-weight: 700;
  text-decoration: none;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: #dffbed;
  background: var(--green-soft);
  box-shadow: inset 0 0 0 1px rgba(54, 211, 153, 0.18);
}

main {
  display: block;
}

.section {
  padding: 72px 0;
}

.section.compact {
  padding: 48px 0;
}

.section.paper {
  background: rgba(17, 22, 34, 0.62);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.wrap {
  width: min(100% - 32px, var(--content));
  margin: 0 auto;
}

.hero {
  padding: 76px 0 58px;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 430px);
  gap: clamp(2rem, 5vw, 5rem);
  align-items: center;
}

.eyebrow {
  margin: 0 0 0.75rem;
  color: var(--green);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  margin: 0;
  color: var(--ink);
  line-height: 1.15;
  letter-spacing: 0;
}

h1 {
  max-width: 13ch;
  font-size: clamp(3rem, 8vw, 5.25rem);
}

h2 {
  font-size: clamp(2rem, 4vw, 3rem);
}

h3 {
  font-size: 1.15rem;
}

p {
  margin: 0;
}

.lead {
  max-width: 66ch;
  margin-top: 1.25rem;
  color: var(--muted);
  font-size: clamp(1.05rem, 2.4vw, 1.3rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 2rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0.7rem 1rem;
  border: 1px solid rgba(54, 211, 153, 0.28);
  border-radius: 8px;
  background: #36d399;
  color: #07100c;
  font-weight: 800;
  text-decoration: none;
}

.button.secondary {
  color: var(--ink);
  background: rgba(255, 255, 255, 0.04);
  border-color: var(--line-strong);
}

.button:hover {
  color: #07100c;
  background: #5ee4b0;
  border-color: #5ee4b0;
}

.button.secondary:hover {
  color: var(--ink);
  background: var(--green-soft);
  border-color: rgba(54, 211, 153, 0.28);
}

.trust-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-top: 2rem;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.5rem 0.7rem;
  border: 1px solid rgba(54, 211, 153, 0.2);
  border-radius: 999px;
  color: var(--muted);
  background: rgba(54, 211, 153, 0.08);
  font-size: 0.92rem;
  font-weight: 700;
}

.hero-visual {
  position: relative;
  min-height: 470px;
}

.phone-shell {
  width: min(100%, 350px);
  margin-left: auto;
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: 34px;
  background: #05070d;
  box-shadow: var(--shadow);
  overflow: hidden;
}

.phone-screen {
  min-height: 680px;
  padding: 28px 22px 26px;
  color: #f5fbf7;
  background:
    radial-gradient(circle at 50% 38%, rgba(54, 211, 153, 0.08), transparent 12rem),
    #090b12;
}

.app-status-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.65rem;
  margin-bottom: 116px;
}

.app-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  min-height: 38px;
  padding: 0 0.8rem;
  border: 1px solid rgba(54, 211, 153, 0.26);
  border-radius: 999px;
  color: #f7fff9;
  background: rgba(54, 211, 153, 0.11);
  font-size: 0.86rem;
  font-weight: 850;
  white-space: nowrap;
}

.app-chip svg {
  color: var(--green);
}

.gear-button {
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 16px;
  color: rgba(255, 255, 255, 0.8);
  background: rgba(255, 255, 255, 0.07);
}

.phone-speed-stack {
  text-align: center;
  margin-bottom: 34px;
}

.signal {
  width: 46px;
  height: 8px;
  border-radius: 999px;
  background: #233c32;
}

.speed-number {
  display: block;
  color: var(--green);
  font-size: clamp(7.2rem, 14vw, 10rem);
  line-height: 0.9;
  font-weight: 900;
}

.speed-unit {
  display: block;
  margin-top: 1rem;
  color: rgba(255, 255, 255, 0.76);
  font-size: 1.7rem;
  font-weight: 700;
  text-align: center;
}

.phone-limit-sign {
  display: grid;
  place-items: center;
  width: 126px;
  height: 126px;
  margin: 0 auto 142px;
  border: 10px solid var(--red);
  border-radius: 50%;
  color: #fff;
  background: #252a3c;
  box-shadow: 0 12px 34px rgba(227, 52, 47, 0.18);
}

.phone-limit-sign .limit-value {
  display: block;
  margin: 0;
  font-size: 3rem;
  line-height: 1;
  font-weight: 900;
  text-align: center;
}

.phone-limit-sign .panel-label {
  display: block;
  margin-top: 0.25rem;
  color: rgba(255, 255, 255, 0.66);
  font-size: 0.72rem;
  font-weight: 900;
  text-align: center;
  text-transform: uppercase;
}

.phone-road {
  color: rgba(255, 255, 255, 0.76);
  font-size: 1.1rem;
  font-weight: 850;
  text-align: center;
}

.phone-road-empty {
  min-height: 1.76rem;
}

.phone-mode {
  width: max-content;
  margin: 0.7rem auto 1.35rem;
  padding: 0.28rem 0.72rem;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 999px;
  color: #fff;
  background: rgba(255, 255, 255, 0.06);
  font-weight: 850;
}

.phone-stop {
  padding: 1rem;
  border: 1px solid rgba(255, 77, 109, 0.48);
  border-radius: 18px;
  color: #fff;
  background: rgba(255, 77, 109, 0.12);
  font-size: 1.02rem;
  font-weight: 900;
  text-align: center;
}

.visual-note {
  width: min(100%, 340px);
  margin: 18px 0 0 auto;
  color: var(--muted);
  font-size: 0.9rem;
}

.intro-row {
  display: grid;
  grid-template-columns: minmax(0, 0.7fr) minmax(0, 1fr);
  gap: clamp(1.5rem, 4vw, 4rem);
  align-items: start;
}

.section-text {
  max-width: 70ch;
  color: var(--muted);
  font-size: 1.05rem;
}

.section-text + .section-text {
  margin-top: 1rem;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 2rem;
}

.feature {
  min-height: 100%;
  padding: 1.15rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.055), rgba(255, 255, 255, 0.025));
}

.feature p {
  margin-top: 0.65rem;
  color: var(--muted);
}

.callout {
  padding: 1.15rem;
  border: 1px solid rgba(255, 77, 109, 0.42);
  border-radius: var(--radius);
  background: var(--red-soft);
}

.callout strong {
  color: #ff9caf;
}

.content-page {
  padding: 56px 0 80px;
}

.page-header {
  max-width: 780px;
  margin-bottom: 2rem;
}

.page-header h1 {
  max-width: 16ch;
  font-size: clamp(2.4rem, 6vw, 4rem);
}

.page-meta {
  margin-top: 1rem;
  color: var(--muted);
  font-weight: 700;
}

.legal-layout {
  display: grid;
  grid-template-columns: minmax(0, 250px) minmax(0, 1fr);
  gap: clamp(1.5rem, 4vw, 4rem);
  align-items: start;
}

.toc {
  position: sticky;
  top: 96px;
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
}

.toc p {
  margin-bottom: 0.5rem;
  font-weight: 900;
}

.toc a {
  display: block;
  padding: 0.3rem 0;
  color: var(--muted);
  font-weight: 700;
  text-decoration: none;
}

.toc a:hover {
  color: var(--green-strong);
}

.legal-content {
  max-width: 820px;
}

.legal-content section {
  padding: 1.6rem 0;
  border-top: 1px solid var(--line);
}

.legal-content h2 {
  font-size: 1.55rem;
}

.legal-content h3 {
  margin-top: 1.2rem;
}

.legal-content p,
.legal-content ul {
  margin-top: 0.85rem;
  color: var(--muted);
}

.legal-content ul {
  padding-left: 1.2rem;
}

.legal-content li + li {
  margin-top: 0.5rem;
}

.support-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 0.75fr);
  gap: clamp(1.5rem, 4vw, 4rem);
}

.contact-box {
  padding: 1.25rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
}

.contact-box p + p {
  margin-top: 0.85rem;
}

.contact-email {
  display: inline-block;
  margin-top: 0.8rem;
  font-size: 1.15rem;
  font-weight: 900;
  overflow-wrap: anywhere;
}

.site-footer {
  border-top: 1px solid var(--line);
  background: #070910;
}

.footer-wrap {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 1rem;
  align-items: center;
  width: min(100% - 32px, var(--content));
  min-height: 92px;
  margin: 0 auto;
  color: var(--muted);
  font-size: 0.92rem;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.footer-links a {
  color: var(--muted);
  font-weight: 700;
  text-decoration: none;
}

.footer-links a:hover {
  color: var(--green-strong);
}

@media (max-width: 840px) {
  .nav-wrap {
    flex-wrap: wrap;
    min-height: 64px;
    padding: 0.6rem 0;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .site-nav {
    display: none;
    width: 100%;
    padding-top: 0.65rem;
  }

  .site-nav.is-open {
    display: grid;
  }

  .site-nav a {
    padding: 0.75rem;
    background: rgba(255, 255, 255, 0.05);
  }

  .hero-grid,
  .intro-row,
  .legal-layout,
  .support-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 48px;
  }

  .hero-visual {
    min-height: auto;
  }

  .phone-shell,
  .visual-note {
    margin-left: 0;
  }

  .phone-screen {
    min-height: 520px;
  }

  .feature-grid {
    grid-template-columns: 1fr;
  }

  .toc {
    position: static;
  }

  .footer-wrap {
    grid-template-columns: 1fr;
    padding: 1.25rem 0;
  }
}

@media (max-width: 520px) {
  .section {
    padding: 52px 0;
  }

  .hero-actions,
  .button {
    width: 100%;
  }

  .phone-shell {
    border-width: 8px;
    border-radius: 28px;
  }

  .phone-screen {
    min-height: 650px;
    padding: 20px 16px;
  }

  .app-status-row {
    gap: 0.45rem;
    margin-bottom: 88px;
  }

  .app-chip {
    padding: 0 0.65rem;
    font-size: 0.8rem;
  }

  .gear-button {
    width: 40px;
    height: 40px;
    border-radius: 14px;
  }

  .speed-number {
    font-size: 7.2rem;
  }

  .phone-limit-sign {
    margin-bottom: 96px;
  }
}