@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url("/assets/fonts/inter.woff2") format("woff2");
}

@font-face {
  font-family: "Sora";
  font-style: normal;
  font-weight: 100 800;
  font-display: swap;
  src: url("/assets/fonts/sora.woff2") format("woff2");
}

:root {
  color-scheme: dark;
  --bg: #06091c;
  --bg-soft: #090f29;
  --panel: #0d1433;
  --panel-strong: #111b40;
  --royal: #3753ff;
  --royal-light: #7286ff;
  --cyan: #28e3ff;
  --violet: #8d58ff;
  --green: #1dd487;
  --white: #f7f8ff;
  --muted: #a0a8cf;
  --muted-strong: #c4c9e2;
  --line: rgba(255, 255, 255, 0.1);
  --line-strong: rgba(40, 227, 255, 0.28);
  --shadow: 0 28px 80px rgba(0, 0, 0, 0.34);
  --radius: 22px;
  --radius-sm: 14px;
  --wrap: 1180px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  background:
    radial-gradient(circle at 92% 4%, rgba(55, 83, 255, 0.16), transparent 28rem),
    radial-gradient(circle at 8% 26%, rgba(141, 88, 255, 0.1), transparent 25rem),
    var(--bg);
  color: var(--white);
  font-family: "Inter", system-ui, sans-serif;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

body.menu-open {
  overflow: hidden;
}

img {
  display: block;
  max-width: 100%;
}

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

button,
input,
textarea {
  color: inherit;
  font: inherit;
}

button {
  cursor: pointer;
}

h1,
h2,
h3,
h4,
p {
  margin-top: 0;
}

h1,
h2,
h3,
h4 {
  font-family: "Sora", "Inter", sans-serif;
  letter-spacing: -0.035em;
  line-height: 1.12;
}

p:last-child {
  margin-bottom: 0;
}

:focus-visible {
  outline: 3px solid var(--cyan);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  left: 1rem;
  top: -8rem;
  z-index: 999;
  border-radius: 0.7rem;
  background: var(--white);
  color: var(--bg);
  font-weight: 800;
  padding: 0.75rem 1rem;
}

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

.wrap {
  width: min(calc(100% - 40px), var(--wrap));
  margin-inline: auto;
}

.section {
  padding: 7rem 0;
  position: relative;
}

.section-compact {
  padding: 4.5rem 0;
}

.section-soft {
  background: linear-gradient(180deg, rgba(17, 27, 64, 0.74), rgba(9, 15, 41, 0.78));
  border-block: 1px solid var(--line);
}

.eyebrow {
  align-items: center;
  color: var(--cyan);
  display: inline-flex;
  font-size: 0.76rem;
  font-weight: 800;
  gap: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.eyebrow::before {
  background: var(--cyan);
  border-radius: 999px;
  box-shadow: 0 0 0 5px rgba(40, 227, 255, 0.13);
  content: "";
  height: 0.45rem;
  width: 0.45rem;
}

.section-head {
  max-width: 720px;
  margin-bottom: 3.4rem;
}

.section-head.centered {
  margin-inline: auto;
  text-align: center;
}

.section-head h2 {
  font-size: clamp(2rem, 4vw, 3.25rem);
  margin: 1rem 0 1.1rem;
}

.section-head p,
.lead {
  color: var(--muted);
  font-size: clamp(1rem, 1.8vw, 1.12rem);
}

.gradient-text {
  background: linear-gradient(100deg, var(--cyan), #72baff 46%, var(--violet));
  background-clip: text;
  color: transparent;
}

.site-header {
  backdrop-filter: blur(18px);
  background: rgba(6, 9, 28, 0.79);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-bar {
  align-items: center;
  display: flex;
  height: 78px;
  justify-content: space-between;
}

.brand {
  align-items: center;
  display: inline-flex;
  flex: 0 0 auto;
}

.brand img {
  height: auto;
  width: 138px;
}

.desktop-nav {
  align-items: center;
  display: flex;
  gap: 0.35rem;
}

.desktop-nav a:not(.button) {
  border-radius: 0.65rem;
  color: var(--muted-strong);
  font-size: 0.91rem;
  font-weight: 650;
  padding: 0.65rem 0.85rem;
  transition: color 180ms ease, background 180ms ease;
}

.desktop-nav a:not(.button):hover,
.desktop-nav a[aria-current="page"]:not(.button) {
  background: rgba(255, 255, 255, 0.05);
  color: var(--white);
}

.header-actions {
  align-items: center;
  display: flex;
  gap: 0.75rem;
}

.menu-toggle {
  align-items: center;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--line);
  border-radius: 0.8rem;
  display: none;
  height: 44px;
  justify-content: center;
  padding: 0;
  width: 44px;
}

.menu-toggle span,
.menu-toggle::before,
.menu-toggle::after {
  background: var(--white);
  content: "";
  display: block;
  height: 2px;
  position: absolute;
  transition: transform 180ms ease, opacity 180ms ease;
  width: 20px;
}

.menu-toggle::before {
  transform: translateY(-6px);
}

.menu-toggle::after {
  transform: translateY(6px);
}

.menu-toggle[aria-expanded="true"] span {
  opacity: 0;
}

.menu-toggle[aria-expanded="true"]::before {
  transform: rotate(45deg);
}

.menu-toggle[aria-expanded="true"]::after {
  transform: rotate(-45deg);
}

.mobile-nav {
  background: rgba(6, 9, 28, 0.98);
  border-bottom: 1px solid var(--line);
  display: none;
  inset: 78px 0 auto;
  padding: 1rem 20px 1.5rem;
  position: fixed;
}

.mobile-nav.open {
  display: grid;
  gap: 0.4rem;
}

.mobile-nav a {
  border-radius: 0.8rem;
  color: var(--muted-strong);
  font-weight: 700;
  padding: 0.9rem 1rem;
}

.mobile-nav .button {
  margin-top: 0.5rem;
  text-align: center;
}

.button {
  align-items: center;
  border: 1px solid transparent;
  border-radius: 0.8rem;
  display: inline-flex;
  font-size: 0.92rem;
  font-weight: 800;
  gap: 0.65rem;
  justify-content: center;
  min-height: 46px;
  padding: 0.78rem 1.25rem;
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}

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

.button-primary {
  background: linear-gradient(135deg, var(--royal), var(--violet));
  box-shadow: 0 14px 34px rgba(55, 83, 255, 0.28);
  color: #fff;
}

.button-secondary {
  background: rgba(255, 255, 255, 0.045);
  border-color: var(--line);
  color: var(--white);
}

.button-secondary:hover {
  border-color: rgba(40, 227, 255, 0.45);
}

.button-small {
  min-height: 40px;
  padding: 0.62rem 1rem;
}

.button-arrow::after {
  content: "→";
  font-size: 1.1em;
}

.hero {
  min-height: 680px;
  overflow: hidden;
  padding: 7rem 0 0;
  position: relative;
}

.hero::before {
  background:
    linear-gradient(rgba(40, 227, 255, 0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(40, 227, 255, 0.07) 1px, transparent 1px);
  background-size: 72px 72px;
  content: "";
  inset: 0;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.7), transparent 82%);
  opacity: 0.4;
  pointer-events: none;
  position: absolute;
}

.hero::after {
  background: radial-gradient(circle, rgba(40, 227, 255, 0.2), transparent 68%);
  border-radius: 50%;
  content: "";
  filter: blur(4px);
  height: 660px;
  position: absolute;
  right: -230px;
  top: -250px;
  width: 660px;
}

.hero-grid {
  align-items: center;
  display: grid;
  gap: 4rem;
  grid-template-columns: 1.08fr 0.92fr;
  position: relative;
  z-index: 2;
}

.hero-copy {
  padding-bottom: 5.5rem;
}

.hero h1 {
  font-size: clamp(3rem, 6vw, 5.4rem);
  line-height: 1.01;
  margin: 1.5rem 0 1.45rem;
  max-width: 820px;
}

.hero-copy > p {
  color: var(--muted-strong);
  font-size: clamp(1rem, 1.8vw, 1.18rem);
  max-width: 630px;
}

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

.hero-note {
  align-items: center;
  color: var(--muted);
  display: flex;
  font-size: 0.8rem;
  gap: 0.6rem;
  margin-top: 1.3rem;
}

.hero-note::before {
  background: var(--green);
  border-radius: 50%;
  box-shadow: 0 0 0 4px rgba(29, 212, 135, 0.12);
  content: "";
  height: 0.45rem;
  width: 0.45rem;
}

.hero-visual {
  align-self: end;
  min-height: 560px;
  position: relative;
}

.hero-person {
  bottom: 0;
  filter: drop-shadow(0 32px 50px rgba(0, 0, 0, 0.45));
  left: 50%;
  max-height: 590px;
  object-fit: contain;
  position: absolute;
  transform: translateX(-50%);
  width: min(100%, 470px);
  z-index: 2;
}

.hero-orbit {
  border: 1px solid rgba(40, 227, 255, 0.18);
  border-radius: 50%;
  height: 480px;
  left: 50%;
  position: absolute;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 480px;
}

.hero-orbit::before,
.hero-orbit::after {
  border: 1px dashed rgba(114, 134, 255, 0.22);
  border-radius: inherit;
  content: "";
  inset: 13%;
  position: absolute;
}

.hero-orbit::after {
  inset: 29%;
}

.signal-chip {
  backdrop-filter: blur(12px);
  background: rgba(13, 20, 51, 0.82);
  border: 1px solid var(--line-strong);
  border-radius: 1rem;
  box-shadow: var(--shadow);
  padding: 0.85rem 1rem;
  position: absolute;
  z-index: 4;
}

.signal-chip b,
.signal-chip span {
  display: block;
}

.signal-chip b {
  font-family: "Sora", sans-serif;
  font-size: 0.94rem;
}

.signal-chip span {
  color: var(--muted);
  font-size: 0.72rem;
}

.signal-chip-one {
  left: -1rem;
  top: 8rem;
}

.signal-chip-two {
  bottom: 5rem;
  right: -1rem;
}

.metrics {
  background: rgba(9, 15, 41, 0.88);
  border-block: 1px solid var(--line);
  position: relative;
  z-index: 3;
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}

.metric {
  border-right: 1px solid var(--line);
  padding: 1.7rem 1rem;
  text-align: center;
}

.metric:last-child {
  border-right: 0;
}

.metric strong {
  background: linear-gradient(100deg, var(--cyan), var(--royal-light));
  background-clip: text;
  color: transparent;
  display: block;
  font-family: "Sora", sans-serif;
  font-size: clamp(1.25rem, 2.4vw, 1.75rem);
}

.metric span {
  color: var(--muted);
  font-size: 0.77rem;
}

.card-grid {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: repeat(3, 1fr);
}

.tech-card,
.content-card,
.contact-card,
.download-card,
.blog-card {
  background: linear-gradient(145deg, rgba(17, 27, 64, 0.88), rgba(9, 15, 41, 0.92));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.12);
  overflow: hidden;
  position: relative;
}

.tech-card {
  min-height: 290px;
  padding: 2.2rem;
  transition: border-color 180ms ease, transform 180ms ease;
}

.tech-card:hover {
  border-color: rgba(40, 227, 255, 0.38);
  transform: translateY(-5px);
}

.tech-card::after {
  background: radial-gradient(circle, rgba(55, 83, 255, 0.2), transparent 70%);
  content: "";
  height: 180px;
  position: absolute;
  right: -70px;
  top: -70px;
  width: 180px;
}

.card-index {
  align-items: center;
  background: linear-gradient(135deg, var(--royal), var(--violet));
  border-radius: 0.8rem;
  display: inline-flex;
  font-family: "Sora", sans-serif;
  font-size: 0.78rem;
  font-weight: 800;
  height: 42px;
  justify-content: center;
  margin-bottom: 3.2rem;
  width: 42px;
}

.tech-card h3 {
  font-size: 1.24rem;
  margin-bottom: 0.8rem;
}

.tech-card p {
  color: var(--muted);
  font-size: 0.93rem;
}

.tech-card a {
  color: var(--cyan);
  display: inline-flex;
  font-size: 0.84rem;
  font-weight: 800;
  margin-top: 1.4rem;
}

.about-grid,
.app-grid,
.cert-intro,
.contact-layout {
  align-items: center;
  display: grid;
  gap: clamp(2.5rem, 7vw, 6rem);
  grid-template-columns: 1fr 1fr;
}

.image-frame {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  position: relative;
}

.image-frame::after {
  background: linear-gradient(to top, rgba(6, 9, 28, 0.72), transparent 42%);
  content: "";
  inset: 0;
  pointer-events: none;
  position: absolute;
}

.image-frame img {
  aspect-ratio: 4 / 3;
  object-fit: cover;
  width: 100%;
}

.about-copy h2,
.app-copy h2,
.cert-intro h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  margin: 1rem 0 1.2rem;
}

.about-copy p,
.app-copy p,
.cert-intro p {
  color: var(--muted);
}

.city-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 1.6rem;
}

.city-tags span,
.tag {
  background: rgba(40, 227, 255, 0.06);
  border: 1px solid rgba(40, 227, 255, 0.18);
  border-radius: 999px;
  color: var(--cyan);
  font-size: 0.78rem;
  font-weight: 750;
  padding: 0.48rem 0.82rem;
}

.app-visual {
  align-items: flex-end;
  display: flex;
  justify-content: center;
  min-height: 510px;
  overflow: hidden;
  position: relative;
}

.app-visual::before {
  background: radial-gradient(circle, rgba(55, 83, 255, 0.32), transparent 66%);
  content: "";
  height: 540px;
  position: absolute;
  width: 540px;
}

.app-visual img {
  max-height: 500px;
  object-fit: contain;
  position: relative;
  z-index: 2;
}

.store-links {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 1.8rem;
}

.store-links a {
  border: 1px solid var(--line);
  border-radius: 0.8rem;
  overflow: hidden;
  transition: border-color 180ms ease, transform 180ms ease;
}

.store-links a:hover {
  border-color: var(--line-strong);
  transform: translateY(-2px);
}

.store-links img {
  height: 50px;
  width: auto;
}

.cert-section {
  overflow: hidden;
}

.cert-intro {
  margin-bottom: 2.8rem;
}

.cert-callout {
  background: rgba(40, 227, 255, 0.055);
  border: 1px solid rgba(40, 227, 255, 0.17);
  border-radius: var(--radius);
  color: var(--muted-strong);
  padding: 1.4rem 1.5rem;
}

.cert-callout strong {
  color: var(--white);
}

.cert-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(4, 1fr);
}

.cert-card {
  align-items: center;
  background: rgba(13, 20, 51, 0.76);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  display: flex;
  gap: 1rem;
  min-height: 122px;
  padding: 1.25rem;
  position: relative;
}

.cert-card.active {
  border-color: rgba(29, 212, 135, 0.28);
}

.cert-card.planned {
  background: transparent;
  border-style: dashed;
}

.cert-logo {
  align-items: center;
  display: flex;
  flex: 0 0 62px;
  height: 62px;
  justify-content: center;
}

.cert-logo img {
  max-height: 58px;
  max-width: 62px;
  object-fit: contain;
}

.cert-card-anatel .cert-logo {
  flex-basis: 90px;
  width: 90px;
}

.cert-card-anatel .cert-logo img {
  max-width: 90px;
}

.cert-placeholder,
.cert-check {
  align-items: center;
  border-radius: 0.8rem;
  display: flex;
  font-family: "Sora", sans-serif;
  font-size: 0.76rem;
  font-weight: 800;
  height: 48px;
  justify-content: center;
  width: 48px;
}

.cert-check {
  background: linear-gradient(135deg, var(--royal), var(--cyan));
}

.cert-placeholder {
  border: 1px dashed rgba(255, 255, 255, 0.22);
  color: var(--muted);
}

.cert-copy b,
.cert-copy span {
  display: block;
}

.cert-copy b {
  font-family: "Sora", sans-serif;
  font-size: 0.88rem;
  margin-bottom: 0.25rem;
}

.cert-copy span {
  color: var(--muted);
  font-size: 0.69rem;
  line-height: 1.35;
}

.cert-status {
  color: var(--green) !important;
  font-weight: 750;
  margin-top: 0.25rem;
}

.blog-grid {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: repeat(3, 1fr);
}

.blog-card {
  transition: border-color 180ms ease, transform 180ms ease;
}

.blog-card:hover {
  border-color: rgba(40, 227, 255, 0.34);
  transform: translateY(-4px);
}

.blog-card img {
  aspect-ratio: 16 / 9;
  object-fit: cover;
  width: 100%;
}

.blog-card-body {
  padding: 1.45rem;
}

.blog-card time {
  color: var(--cyan);
  font-size: 0.72rem;
  font-weight: 750;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.blog-card h3 {
  font-size: 1.08rem;
  margin: 0.8rem 0;
}

.blog-card p {
  color: var(--muted);
  font-size: 0.87rem;
}

.cta-band {
  background:
    linear-gradient(130deg, rgba(55, 83, 255, 0.95), rgba(141, 88, 255, 0.9)),
    var(--royal);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: calc(var(--radius) + 6px);
  box-shadow: 0 30px 80px rgba(55, 83, 255, 0.26);
  display: flex;
  gap: 2rem;
  justify-content: space-between;
  overflow: hidden;
  padding: clamp(2rem, 5vw, 4rem);
  position: relative;
}

.cta-band::after {
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 50%;
  content: "";
  height: 300px;
  position: absolute;
  right: -100px;
  top: -150px;
  width: 300px;
}

.cta-band h2 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  margin-bottom: 0.75rem;
  max-width: 680px;
}

.cta-band p {
  color: rgba(255, 255, 255, 0.8);
  max-width: 650px;
}

.cta-band .button {
  align-self: center;
  background: var(--white);
  color: #101938;
  flex: 0 0 auto;
  position: relative;
  z-index: 2;
}

.inner-hero {
  border-bottom: 1px solid var(--line);
  overflow: hidden;
  padding: 6.8rem 0 5rem;
  position: relative;
}

.inner-hero::before {
  background:
    radial-gradient(circle at 80% 30%, rgba(55, 83, 255, 0.3), transparent 28rem),
    linear-gradient(rgba(40, 227, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(40, 227, 255, 0.05) 1px, transparent 1px);
  background-size: auto, 64px 64px, 64px 64px;
  content: "";
  inset: 0;
  mask-image: linear-gradient(to bottom, #000, transparent);
  position: absolute;
}

.inner-hero .wrap {
  position: relative;
  z-index: 2;
}

.breadcrumbs {
  color: var(--muted);
  font-size: 0.78rem;
  margin-bottom: 1.25rem;
}

.breadcrumbs a {
  color: var(--cyan);
}

.inner-hero h1 {
  font-size: clamp(2.4rem, 5vw, 4.4rem);
  margin: 0 0 1.2rem;
  max-width: 900px;
}

.inner-hero p {
  color: var(--muted-strong);
  font-size: 1.05rem;
  max-width: 720px;
}

.content-shell {
  display: grid;
  gap: 2rem;
  grid-template-columns: minmax(0, 1fr) 300px;
}

.content-card {
  padding: clamp(1.5rem, 4vw, 3rem);
}

.prose {
  color: var(--muted-strong);
}

.prose h2,
.prose h3,
.prose h4 {
  color: var(--white);
  scroll-margin-top: 100px;
}

.prose h2 {
  font-size: 1.65rem;
  margin: 2.6rem 0 1rem;
}

.prose h3 {
  font-size: 1.3rem;
  margin: 2rem 0 0.8rem;
}

.prose h4 {
  font-size: 1.05rem;
  margin: 1.5rem 0 0.55rem;
}

.prose p,
.prose li {
  font-size: 1rem;
}

.prose a {
  color: var(--cyan);
  text-decoration: underline;
  text-decoration-color: rgba(40, 227, 255, 0.4);
  text-underline-offset: 3px;
}

.prose ul,
.prose ol {
  padding-left: 1.35rem;
}

.prose li + li {
  margin-top: 0.55rem;
}

.prose figure {
  margin: 2rem 0;
}

.prose figure img {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  width: 100%;
}

.article-meta {
  color: var(--cyan);
  font-size: 0.78rem;
  font-weight: 750;
  letter-spacing: 0.08em;
  margin-bottom: 1.3rem;
  text-transform: uppercase;
}

.article-hero-image {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  margin-bottom: 2rem;
  max-height: 460px;
  object-fit: cover;
  width: 100%;
}

.sidebar-card {
  background: rgba(13, 20, 51, 0.8);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.4rem;
  position: sticky;
  top: 105px;
}

.sidebar-card h3 {
  font-size: 1rem;
  margin-bottom: 0.8rem;
}

.sidebar-card p {
  color: var(--muted);
  font-size: 0.84rem;
}

.sidebar-links {
  display: grid;
  gap: 0.6rem;
  margin-top: 1rem;
}

.sidebar-links a {
  border-top: 1px solid var(--line);
  color: var(--muted-strong);
  font-size: 0.82rem;
  padding-top: 0.65rem;
}

.contact-grid,
.downloads-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(2, 1fr);
}

.contact-card,
.download-card {
  padding: 1.6rem;
  transition: border-color 180ms ease, transform 180ms ease;
}

.contact-card:hover,
.download-card:hover {
  border-color: rgba(40, 227, 255, 0.35);
  transform: translateY(-3px);
}

.contact-card .mini-label,
.download-card .mini-label {
  color: var(--cyan);
  display: block;
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  margin-bottom: 0.6rem;
  text-transform: uppercase;
}

.contact-card b,
.download-card h2 {
  display: block;
  font-family: "Sora", sans-serif;
}

.contact-card b {
  font-size: 1.06rem;
}

.contact-card span,
.download-card p {
  color: var(--muted);
  font-size: 0.86rem;
}

.download-card h2 {
  font-size: 1.2rem;
  margin-bottom: 0.7rem;
}

.download-card .button {
  margin-top: 1rem;
}

.form-card {
  background: linear-gradient(145deg, rgba(17, 27, 64, 0.92), rgba(9, 15, 41, 0.92));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: clamp(1.5rem, 4vw, 3rem);
}

.form-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr 1fr;
}

.field {
  display: grid;
  gap: 0.45rem;
}

.field label {
  color: var(--muted-strong);
  font-size: 0.8rem;
  font-weight: 750;
}

.field input,
.field textarea {
  background: rgba(6, 9, 28, 0.72);
  border: 1px solid var(--line);
  border-radius: 0.8rem;
  min-height: 50px;
  padding: 0.8rem 0.9rem;
  width: 100%;
}

.field input:focus,
.field textarea:focus {
  border-color: var(--cyan);
  outline: 0;
}

.form-actions {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 1.4rem;
}

.form-hint {
  color: var(--muted);
  font-size: 0.78rem;
}

.site-footer {
  border-top: 1px solid var(--line);
  padding: 4.5rem 0 1.8rem;
}

.footer-grid {
  display: grid;
  gap: 2rem;
  grid-template-columns: 1.5fr repeat(3, 1fr);
  padding-bottom: 2.8rem;
}

.footer-brand img {
  margin-bottom: 1.2rem;
  width: 150px;
}

.footer-brand p {
  color: var(--muted);
  font-size: 0.86rem;
  max-width: 320px;
}

.footer-column h2 {
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  margin-bottom: 1rem;
  text-transform: uppercase;
}

.footer-column ul {
  display: grid;
  gap: 0.65rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-column a {
  color: var(--muted);
  font-size: 0.83rem;
  transition: color 180ms ease;
}

.footer-column a:hover {
  color: var(--cyan);
}

.footer-bottom {
  align-items: center;
  border-top: 1px solid var(--line);
  color: var(--muted);
  display: flex;
  font-size: 0.75rem;
  gap: 1rem;
  justify-content: space-between;
  padding-top: 1.5rem;
}

.developer-credit {
  color: var(--muted-strong);
  font-weight: 750;
}

.floating-whatsapp {
  align-items: center;
  background: #18c875;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 999px;
  bottom: 1.2rem;
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.36);
  display: flex;
  font-size: 0.82rem;
  font-weight: 850;
  gap: 0.55rem;
  padding: 0.8rem 1.05rem;
  position: fixed;
  right: 1.2rem;
  z-index: 80;
}

.floating-whatsapp::before {
  content: "●";
  font-size: 0.7rem;
}

.error-page {
  align-items: center;
  display: flex;
  min-height: calc(100vh - 78px);
  padding: 4rem 0;
  text-align: center;
}

.error-code {
  background: linear-gradient(100deg, var(--cyan), var(--violet));
  background-clip: text;
  color: transparent;
  font-family: "Sora", sans-serif;
  font-size: clamp(5rem, 20vw, 11rem);
  font-weight: 800;
  line-height: 0.9;
}

.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 650ms ease, transform 650ms ease;
}

.reveal.visible {
  opacity: 1;
  transform: none;
}

[hidden] {
  display: none !important;
}

@media (max-width: 1040px) {
  .desktop-nav,
  .header-actions .button {
    display: none;
  }

  .menu-toggle {
    display: flex;
    position: relative;
  }

  .hero-grid {
    gap: 1rem;
    grid-template-columns: 1fr 0.78fr;
  }

  .hero-visual {
    min-height: 500px;
  }

  .cert-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-grid {
    grid-template-columns: 1.4fr repeat(2, 1fr);
  }

  .footer-column:last-child {
    grid-column: 2;
  }
}

@media (max-width: 820px) {
  .section {
    padding: 5rem 0;
  }

  .hero {
    padding-top: 5rem;
  }

  .hero-grid,
  .about-grid,
  .app-grid,
  .cert-intro,
  .contact-layout,
  .content-shell {
    grid-template-columns: 1fr;
  }

  .hero-copy {
    padding-bottom: 1rem;
    text-align: center;
  }

  .hero-copy > p,
  .hero h1 {
    margin-inline: auto;
  }

  .hero-ctas,
  .hero-note {
    justify-content: center;
  }

  .hero-visual {
    min-height: 500px;
  }

  .signal-chip-one {
    left: 0;
  }

  .signal-chip-two {
    right: 0;
  }

  .metrics-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .metric:nth-child(2) {
    border-right: 0;
  }

  .metric:nth-child(-n + 2) {
    border-bottom: 1px solid var(--line);
  }

  .card-grid,
  .blog-grid {
    grid-template-columns: 1fr;
  }

  .tech-card {
    min-height: 0;
  }

  .card-index {
    margin-bottom: 2rem;
  }

  .about-grid,
  .app-grid {
    gap: 3rem;
  }

  .sidebar-card {
    position: static;
  }

  .cta-band {
    align-items: flex-start;
    flex-direction: column;
  }

  .cta-band .button {
    align-self: flex-start;
  }
}

@media (max-width: 620px) {
  .wrap {
    width: min(calc(100% - 28px), var(--wrap));
  }

  .header-bar {
    height: 70px;
  }

  .brand img {
    width: 120px;
  }

  .mobile-nav {
    inset-block-start: 70px;
  }

  .hero h1 {
    font-size: clamp(2.55rem, 13vw, 4rem);
  }

  .hero-ctas .button {
    width: 100%;
  }

  .hero-visual {
    min-height: 430px;
  }

  .hero-orbit {
    height: 360px;
    width: 360px;
  }

  .hero-person {
    max-height: 450px;
  }

  .signal-chip {
    padding: 0.65rem 0.75rem;
  }

  .signal-chip-one {
    top: 5rem;
  }

  .signal-chip-two {
    bottom: 3rem;
  }

  .cert-grid,
  .contact-grid,
  .downloads-grid,
  .form-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .footer-column:last-child {
    grid-column: auto;
  }

  .footer-bottom {
    align-items: flex-start;
    flex-direction: column;
  }

  .store-links img {
    height: 44px;
  }

  .floating-whatsapp span {
    display: none;
  }

  .floating-whatsapp {
    height: 52px;
    justify-content: center;
    padding: 0;
    width: 52px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}