:root {
  --ink: #10202a;
  --muted: #596872;
  --line: #dce8ee;
  --paper: #f4f7f9;
  --white: #ffffff;
  --teal: #009ee9;
  --blue: #217eb4;
  --amber: #ff8b2d;
  --dark: #071318;
  --shadow: 0 24px 70px rgba(20, 60, 78, 0.14);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  overflow-x: hidden;
  color: var(--ink);
  font-family: Poppins, Arial, sans-serif;
  background: var(--paper);
}

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

.site-header {
  position: fixed;
  z-index: 20;
  top: 16px;
  left: clamp(16px, 4vw, 56px);
  right: clamp(16px, 4vw, 56px);
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 24px;
  min-height: 64px;
  border: 1px solid rgba(126, 232, 255, 0.14);
  border-radius: 8px;
  padding: 8px 14px;
  color: var(--white);
  background: rgba(7, 19, 24, 0.62);
  box-shadow: 0 18px 46px rgba(0, 0, 0, 0.18);
  backdrop-filter: blur(18px);
  transition: background 0.2s ease, box-shadow 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.site-header.scrolled {
  color: var(--white);
  border-color: rgba(126, 232, 255, 0.2);
  background: rgba(7, 19, 24, 0.86);
  box-shadow: 0 18px 46px rgba(0, 0, 0, 0.24);
}

.brand,
.nav,
.hero-actions,
.hero-stats,
.proof-metrics {
  display: flex;
  align-items: center;
}

.brand {
  display: inline-flex;
  align-items: center;
  justify-self: start;
  gap: 10px;
  width: fit-content;
  min-width: 184px;
  height: 48px;
  border-radius: 8px;
  padding: 8px 12px;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: none;
  backdrop-filter: blur(14px);
}

.brand img {
  width: 38px;
  height: 38px;
  object-fit: contain;
  padding: 0;
}

.brand span {
  display: grid;
  gap: 1px;
  line-height: 1;
}

.brand strong {
  color: var(--ink);
  font-size: 1.16rem;
  letter-spacing: 0;
}

.brand small {
  color: var(--blue);
  font-size: 0.64rem;
  font-weight: 600;
}

.nav {
  justify-self: center;
  gap: 22px;
  font-size: 0.94rem;
  font-weight: 600;
}

.nav a {
  opacity: 0.84;
}

.nav a:hover {
  opacity: 1;
}

.site-header.scrolled .nav a {
  color: var(--white);
}

.nav-toggle {
  display: none;
}

.header-action,
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  border: 0;
  border-radius: 8px;
  padding: 0 18px;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

.header-action {
  min-height: 42px;
  color: var(--white);
  border: 1px solid rgba(126, 232, 255, 0.24);
  background: rgba(255, 255, 255, 0.08);
  box-shadow: none;
  backdrop-filter: blur(12px);
}

.header-end {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
}

.site-header.scrolled .header-action {
  color: var(--white);
  border-color: rgba(126, 232, 255, 0.28);
  background: rgba(255, 255, 255, 0.1);
}

.hero {
  position: relative;
  min-height: 88vh;
  display: grid;
  align-items: center;
  padding: 132px clamp(20px, 6vw, 84px) 56px;
  overflow: hidden;
  color: var(--white);
  background:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    radial-gradient(circle at 82% 28%, rgba(0, 158, 233, 0.26), transparent 28%),
    radial-gradient(circle at 18% 78%, rgba(255, 139, 45, 0.16), transparent 24%),
    linear-gradient(135deg, #061116 0%, #10232c 50%, #061116 100%);
  background-size: 46px 46px, 46px 46px, auto, auto, auto;
}

.hero-media {
  position: absolute;
  z-index: 1;
  inset: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  border: 0;
  border-radius: 0;
  background: #071318;
  box-shadow: none;
}

.hero-media::before {
  display: none;
}

.hero-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(6, 17, 22, 0.98) 0%, rgba(6, 17, 22, 0.88) 34%, rgba(6, 17, 22, 0.52) 62%, rgba(6, 17, 22, 0.18) 100%),
    linear-gradient(180deg, rgba(6, 17, 22, 0.18), rgba(6, 17, 22, 0.7));
  background-size: 46px 46px, 46px 46px, auto, auto;
}

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  filter: saturate(0.92) contrast(1.04) brightness(0.88);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 78% 24%, rgba(0, 158, 233, 0.18), transparent 26%),
    radial-gradient(circle at 18% 78%, rgba(255, 139, 45, 0.12), transparent 24%),
    linear-gradient(180deg, rgba(126, 232, 255, 0.05), rgba(255, 255, 255, 0));
}

.hero-content {
  position: relative;
  z-index: 3;
  width: min(720px, 100%);
}

.hero .eyebrow {
  color: #7ee8ff;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--blue);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

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

h1 {
  margin-bottom: 22px;
  font-size: clamp(2.35rem, 4.8vw, 4.35rem);
  line-height: 1;
  letter-spacing: 0;
  text-wrap: balance;
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(2rem, 4vw, 3.5rem);
  line-height: 1.02;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 10px;
  font-size: 1.14rem;
}

.hero-copy {
  max-width: 600px;
  color: rgba(255, 255, 255, 0.74);
  font-size: clamp(1rem, 2vw, 1.22rem);
  line-height: 1.7;
}

.hero-actions {
  flex-wrap: wrap;
  gap: 12px;
  margin: 34px 0 26px;
}

.button.primary {
  color: var(--white);
  background: linear-gradient(135deg, var(--blue), var(--teal));
  box-shadow: 0 12px 30px rgba(33, 126, 180, 0.24);
}

.button.secondary {
  color: var(--white);
  border: 1px solid rgba(126, 232, 255, 0.28);
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(10px);
}

.hero-stats {
  flex-wrap: wrap;
  gap: 10px;
}

.hero-stats span {
  min-height: 40px;
  border: 1px solid rgba(126, 232, 255, 0.2);
  border-radius: 8px;
  padding: 10px 12px;
  color: rgba(255, 255, 255, 0.68);
  background: rgba(255, 255, 255, 0.08);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.12);
  backdrop-filter: blur(10px);
}

.hero-stats strong {
  margin-right: 6px;
  color: #7ee8ff;
}

.section {
  padding: 92px clamp(20px, 6vw, 84px);
  scroll-margin-top: 86px;
}

.section-heading {
  width: min(820px, 100%);
  margin-bottom: 38px;
}

.section-heading.narrow {
  width: min(680px, 100%);
}

.intro-grid,
.platform-grid,
.module-grid,
.flow-steps,
.advantage-board {
  display: grid;
  gap: 18px;
}

.intro-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.product-intro {
  background:
    radial-gradient(circle at 82% 0%, rgba(0, 158, 233, 0.18), transparent 34%),
    linear-gradient(180deg, #ffffff 0%, #f4f7f9 100%);
}

.product-intro .section-heading {
  width: min(920px, 100%);
}

.intro-grid article,
.platform-card,
.module-card,
.step {
  border: 1px solid rgba(217, 228, 232, 0.7);
  border-radius: 8px;
  background: var(--white);
  box-shadow: 0 14px 40px rgba(31, 80, 100, 0.08);
}

.intro-grid article {
  padding: 28px;
}

.qr-flow {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 10px;
  margin-top: 24px;
  padding: 12px;
  border: 1px solid rgba(33, 126, 180, 0.16);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.78);
  box-shadow: 0 16px 42px rgba(31, 80, 100, 0.08);
}

.qr-flow span {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 52px;
  border-radius: 8px;
  color: var(--ink);
  font-weight: 800;
  background: linear-gradient(180deg, #ffffff, #eef8fc);
}

.qr-flow span:not(:last-child)::after {
  content: "";
  position: absolute;
  right: -8px;
  width: 14px;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--blue), var(--teal));
}

.intro-grid p,
.platform-card p,
.module-card p,
.step p,
.contact p,
.footer {
  color: var(--muted);
  line-height: 1.65;
}

.icon {
  display: inline-flex;
  margin-bottom: 28px;
  color: var(--teal);
  font-weight: 800;
}

.product-band {
  background:
    linear-gradient(180deg, #f4f7f9 0%, #e8f5fb 100%);
}

.platform-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.platform-card {
  min-height: 320px;
  padding: 34px;
  color: var(--ink);
  background:
    radial-gradient(circle at top right, rgba(0, 158, 233, 0.18), transparent 36%),
    linear-gradient(145deg, #ffffff, #f7fbfd);
  box-shadow: 0 24px 58px rgba(33, 126, 180, 0.13);
}

.platform-card p {
  color: var(--muted);
}

.platform-card h3 {
  font-size: clamp(1.5rem, 3vw, 2.35rem);
  line-height: 1.05;
}

.card-kicker {
  margin-bottom: 20px;
  color: var(--blue) !important;
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
}

.module-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.module-card {
  padding: 30px;
}

.module-card.featured {
  border-color: rgba(0, 158, 233, 0.34);
  background:
    radial-gradient(circle at 88% 0%, rgba(0, 158, 233, 0.18), transparent 34%),
    linear-gradient(180deg, #ffffff, #f2fbff);
  box-shadow: 0 24px 58px rgba(33, 126, 180, 0.16);
}

.module-card h3::before {
  content: "";
  display: block;
  width: 34px;
  height: 4px;
  margin-bottom: 20px;
  border-radius: 4px;
  background: linear-gradient(90deg, var(--blue), var(--teal));
}

.flow-steps {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.flow {
  color: var(--white);
  background:
    linear-gradient(rgba(255, 255, 255, 0.026) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.026) 1px, transparent 1px),
    radial-gradient(circle at 84% 12%, rgba(0, 158, 233, 0.2), transparent 28%),
    linear-gradient(135deg, #071318, #0e252d);
  background-size: 46px 46px, 46px 46px, auto, auto;
}

.flow .eyebrow {
  color: #7ee8ff;
}

.flow .step {
  border-color: rgba(126, 232, 255, 0.16);
  background: rgba(255, 255, 255, 0.08);
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.18);
}

.flow .step p {
  color: rgba(255, 255, 255, 0.68);
}

.hardware-focus {
  display: grid;
  grid-template-columns: 0.78fr 1.22fr;
  gap: 36px;
  align-items: center;
  color: var(--white);
  background:
    linear-gradient(rgba(255, 255, 255, 0.028) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.028) 1px, transparent 1px),
    radial-gradient(circle at 12% 20%, rgba(0, 158, 233, 0.22), transparent 34%),
    radial-gradient(circle at 92% 76%, rgba(255, 139, 45, 0.12), transparent 26%),
    linear-gradient(135deg, #061116 0%, #10232c 54%, #071318 100%);
  background-size: 46px 46px, 46px 46px, auto, auto, auto;
}

.hardware-copy {
  width: min(720px, 100%);
}

.hardware-copy .eyebrow {
  color: #7ee8ff;
}

.hardware-copy p:not(.eyebrow) {
  color: rgba(255, 255, 255, 0.74);
  line-height: 1.75;
}

.focus-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}

.focus-tags span {
  border: 1px solid rgba(126, 232, 255, 0.2);
  border-radius: 8px;
  padding: 10px 12px;
  color: #7ee8ff;
  font-weight: 700;
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(10px);
}

.product-showcase {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.product-card {
  display: grid;
  grid-template-rows: minmax(260px, 1fr) auto;
  min-height: 460px;
  overflow: hidden;
  border: 1px solid rgba(126, 232, 255, 0.16);
  border-radius: 8px;
  background:
    radial-gradient(circle at 50% 18%, rgba(0, 158, 233, 0.16), transparent 36%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.12), rgba(255, 255, 255, 0.04));
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.22);
}

.product-card img {
  width: 100%;
  height: 320px;
  object-fit: contain;
  padding: 22px 14px 0;
}

.product-card div {
  padding: 22px;
  border-top: 1px solid rgba(126, 232, 255, 0.14);
  background: rgba(7, 19, 24, 0.7);
  backdrop-filter: blur(12px);
}

.product-card strong,
.product-card span {
  display: block;
}

.product-card strong {
  margin-bottom: 8px;
  color: var(--white);
  font-size: 1.08rem;
}

.product-card span {
  color: rgba(255, 255, 255, 0.68);
  line-height: 1.55;
}

.step {
  position: relative;
  padding: 30px 24px;
  overflow: hidden;
}

.step span {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  margin-bottom: 28px;
  border-radius: 8px;
  color: var(--white);
  font-weight: 800;
  background: linear-gradient(135deg, var(--blue), var(--teal));
}

.proof {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 36px;
  align-items: center;
  color: var(--white);
  background:
    radial-gradient(circle at 75% 20%, rgba(0, 158, 233, 0.28), transparent 30%),
    linear-gradient(135deg, #071317, #0d2429);
}

.proof .eyebrow {
  color: #79eee0;
}

.proof-metrics {
  justify-content: flex-end;
  gap: 14px;
  flex-wrap: wrap;
}

.proof-metrics div {
  min-width: 170px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 8px;
  padding: 24px;
  background: rgba(255, 255, 255, 0.07);
}

.proof-metrics strong {
  display: block;
  margin-bottom: 8px;
  color: var(--amber);
  font-size: 2rem;
}

.proof-metrics span {
  color: rgba(255, 255, 255, 0.72);
}

.advantages {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 34px;
  align-items: start;
  color: var(--white);
  background:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    radial-gradient(circle at 86% 18%, rgba(0, 158, 233, 0.26), transparent 30%),
    linear-gradient(135deg, #071318 0%, #12242c 58%, #071318 100%);
  background-size: 44px 44px, 44px 44px, auto, auto;
}

.advantages .eyebrow {
  color: #7ee8ff;
}

.advantage-lead p:not(.eyebrow) {
  color: rgba(255, 255, 255, 0.74);
  line-height: 1.75;
}

.machine-panel {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-top: 30px;
  border: 1px solid rgba(126, 232, 255, 0.18);
  border-radius: 8px;
  padding: 12px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.04));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08), 0 28px 70px rgba(0, 0, 0, 0.28);
}

.machine-panel div {
  min-height: 82px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 8px;
  padding: 14px;
  background: rgba(0, 0, 0, 0.22);
}

.machine-panel span,
.machine-panel strong {
  display: block;
}

.machine-panel span {
  margin-bottom: 10px;
  color: rgba(255, 255, 255, 0.56);
  font-size: 0.72rem;
  font-weight: 800;
  text-transform: uppercase;
}

.machine-panel strong {
  color: #ffffff;
  font-size: 1.02rem;
  line-height: 1.25;
}

.advantage-board {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.advantage-group {
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 8px;
  padding: 28px;
  background: rgba(255, 255, 255, 0.08);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.18);
}

.advantage-group.accent {
  border-color: rgba(0, 158, 233, 0.34);
  background:
    radial-gradient(circle at 100% 0%, rgba(0, 158, 233, 0.2), transparent 34%),
    rgba(255, 255, 255, 0.08);
}

.advantage-group h3 {
  color: var(--white);
}

.advantage-group ul {
  display: grid;
  gap: 14px;
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
}

.advantage-group li {
  position: relative;
  padding-left: 30px;
  color: rgba(255, 255, 255, 0.76);
  line-height: 1.55;
}

.advantage-group li::before {
  content: "";
  position: absolute;
  top: 0.62em;
  left: 0;
  width: 14px;
  height: 14px;
  border: 3px solid rgba(0, 158, 233, 0.3);
  border-radius: 50%;
  background: linear-gradient(135deg, var(--blue), var(--teal));
  box-shadow: 0 0 0 4px rgba(0, 158, 233, 0.1);
}

.contact {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 54px;
  align-items: start;
  background: var(--white);
}

.contact-form {
  display: grid;
  gap: 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 24px;
  box-shadow: var(--shadow);
}

.form-honey {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

label {
  display: grid;
  gap: 8px;
  color: var(--ink);
  font-size: 0.92rem;
  font-weight: 700;
}

input,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px 15px;
  color: var(--ink);
  font: inherit;
  background: #fbfdfd;
}

textarea {
  resize: vertical;
}

input:focus,
textarea:focus {
  outline: 3px solid rgba(17, 167, 154, 0.16);
  border-color: var(--teal);
}

.contact-form .button {
  width: fit-content;
}

.form-status {
  min-height: 1.4em;
  margin: 0;
  color: var(--blue);
  font-size: 0.9rem;
  font-weight: 600;
  line-height: 1.55;
}

.footer {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 28px clamp(20px, 6vw, 84px);
  border-top: 1px solid var(--line);
  background: var(--white);
}

.footer span:first-child {
  color: var(--ink);
  font-weight: 800;
}

.whatsapp-floating {
  position: fixed;
  z-index: 30;
  right: clamp(18px, 3vw, 34px);
  bottom: clamp(18px, 3vw, 34px);
  width: 58px;
  height: 58px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  padding: 0;
  background: rgba(37, 211, 102, 0.12);
  box-shadow: 0 18px 44px rgba(0, 0, 0, 0.22);
  backdrop-filter: blur(10px);
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.whatsapp-floating:hover {
  transform: translateY(-3px);
}

.whatsapp-floating svg {
  width: 42px;
  height: 42px;
  display: block;
}

.follow-rail {
  position: fixed;
  z-index: 18;
  left: clamp(16px, 2.5vw, 34px);
  top: 50%;
  display: flex;
  align-items: center;
  gap: 12px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.72rem;
  font-weight: 800;
  text-transform: uppercase;
  transform: translateY(-50%) rotate(-90deg);
  transform-origin: left center;
}

.follow-rail::before {
  content: "";
  width: 42px;
  height: 1px;
  background: rgba(126, 232, 255, 0.32);
}

.follow-rail a {
  color: #7ee8ff;
}

.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.72s ease, transform 0.72s ease;
  transition-delay: var(--reveal-delay, 0ms);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.header-end {
  gap: 8px;
}

@media (max-width: 920px) {
  .site-header {
    grid-template-columns: 1fr auto;
    top: 12px;
    left: 12px;
    right: 12px;
  }

  .nav {
    display: none;
  }

  .nav.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    inset: 0;
    z-index: 19;
    padding: 96px clamp(20px, 6vw, 64px) 40px;
    gap: 6px;
    color: var(--ink);
    background: rgba(7, 19, 24, 0.98);
    backdrop-filter: blur(20px);
    font-size: 1.35rem;
  }

  .nav.open a {
    padding: 14px 0;
    border-bottom: 1px solid rgba(126, 232, 255, 0.16);
    color: var(--white);
    opacity: 1;
  }

  .nav-toggle {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 42px;
    height: 42px;
    padding: 8px;
    color: inherit;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 21;
  }

  .nav-toggle span {
    display: block;
    height: 2px;
    border-radius: 2px;
    background: currentColor;
    transition: transform 0.25s ease, opacity 0.2s ease;
  }

  .site-header.scrolled .nav-toggle span {
    background: var(--white);
  }

  .nav-toggle[aria-expanded="true"] span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }

  .nav-toggle[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
  }

  .nav-toggle[aria-expanded="true"] span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }

  .intro-grid,
  .platform-grid,
  .module-grid,
  .hardware-focus,
  .product-showcase,
  .flow-steps,
  .advantages,
  .advantage-board,
  .proof,
  .contact {
    grid-template-columns: 1fr 1fr;
  }

  .qr-flow {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .proof-copy,
  .hardware-copy,
  .advantage-lead,
  .contact > div {
    grid-column: 1 / -1;
  }
}

@media (max-width: 640px) {
  .site-header {
    min-height: 68px;
    padding: 8px 10px;
  }

  .brand {
    min-width: 150px;
    max-width: calc(100vw - 124px);
    height: 52px;
  }

  .brand small {
    display: none;
  }

  .brand strong {
    font-size: 1rem;
  }

  .header-action {
    display: none;
  }

  .header-end {
    gap: 0;
  }

  .hero {
    min-height: 90vh;
    padding: 112px 18px 42px;
  }

  .follow-rail {
    display: none;
  }

  .whatsapp-floating {
    right: 16px;
    bottom: 16px;
    width: 54px;
    height: 54px;
  }

  h1 {
    max-width: 100%;
    font-size: 2rem;
    line-height: 1.06;
    text-wrap: auto;
    overflow-wrap: break-word;
  }

  .hero-overlay {
    background:
      linear-gradient(90deg, rgba(6, 17, 22, 0.96), rgba(6, 17, 22, 0.76)),
      linear-gradient(180deg, rgba(126, 232, 255, 0.1), rgba(255, 255, 255, 0));
  }

  .hero-media {
    inset: 82px 0 0;
    width: 100%;
    border: 0;
    border-radius: 0;
    opacity: 0.34;
    box-shadow: none;
  }

  .hero-media::before {
    display: none;
  }

  .hero-media img {
    object-position: 60% center;
  }

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

  .section {
    padding: 68px 18px;
  }

  .intro-grid,
  .platform-grid,
  .module-grid,
  .hardware-focus,
  .product-showcase,
  .flow-steps,
  .advantages,
  .advantage-board,
  .proof,
  .contact {
    grid-template-columns: 1fr;
  }

  .qr-flow {
    grid-template-columns: 1fr;
  }

  .qr-flow span:not(:last-child)::after {
    right: auto;
    bottom: -7px;
    width: 2px;
    height: 14px;
  }

  .proof-metrics {
    justify-content: stretch;
  }

  .machine-panel {
    grid-template-columns: 1fr;
  }

  .proof-metrics div,
  .contact-form .button {
    width: 100%;
  }

  .footer {
    flex-direction: column;
    padding: 24px 18px;
  }
}

@media (max-width: 420px) {
  h1 {
    font-size: 1.85rem;
  }

  .hero-copy {
    font-size: 0.98rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

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