:root {
  --bg: #030608;
  --bg-soft: #050c10;
  --surface: #071116;
  --surface-light: #0b171d;
  --border: #1c343d;
  --border-bright: rgba(0, 217, 232, 0.55);
  --cyan: #00d9e8;
  --cyan-dark: #00aebb;
  --green: #19d98b;
  --text: #f4f7f8;
  --muted: #9aabb2;
  --max-width: 1200px;
  --radius: 10px;
  --shadow: 0 18px 48px rgba(0, 0, 0, 0.32);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  color-scheme: dark;
}

body {
  margin: 0;
  overflow-x: hidden;
  background: var(--bg);
  color: var(--text);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

body.menu-open {
  overflow: hidden;
}

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

img {
  height: auto;
}

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

button,
a {
  -webkit-tap-highlight-color: transparent;
}

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

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

h1,
h2,
h3 {
  line-height: 1.08;
}

section,
footer {
  position: relative;
  isolation: isolate;
}

section[id] {
  scroll-margin-top: 105px;
}

.container {
  width: min(100% - 56px, var(--max-width));
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  z-index: 1000;
  top: 10px;
  left: 10px;
  padding: 10px 14px;
  transform: translateY(-160%);
  border-radius: 6px;
  background: var(--cyan);
  color: #001215;
  font-weight: 700;
}

.skip-link:focus {
  transform: translateY(0);
}

.eyebrow {
  margin-bottom: 12px;
  color: var(--cyan);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.button {
  display: inline-flex;
  min-height: 46px;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 11px 19px;
  border: 1px solid var(--cyan-dark);
  border-radius: 8px;
  font-size: 0.79rem;
  font-weight: 800;
  letter-spacing: 0.045em;
  line-height: 1.2;
  text-align: center;
  text-transform: uppercase;
  transition: transform 180ms ease, background 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.button svg {
  width: 19px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.7;
}

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

.button-primary {
  border-color: var(--cyan);
  background: linear-gradient(180deg, #19e6ef, #00aebb);
  box-shadow: 0 0 22px rgba(0, 217, 232, 0.22);
  color: #001215;
}

.button-primary:hover {
  box-shadow: 0 0 30px rgba(0, 217, 232, 0.34);
}

.button-outline {
  background: rgba(2, 12, 16, 0.6);
  color: var(--text);
}

.button-outline:hover {
  border-color: var(--cyan);
  background: rgba(0, 217, 232, 0.09);
}

a:focus-visible,
button:focus-visible,
summary:focus-visible {
  outline: 3px solid rgba(0, 217, 232, 0.55);
  outline-offset: 3px;
}

/* Header */
.site-header {
  position: sticky;
  z-index: 50;
  top: 0;
  border-bottom: 1px solid var(--border);
  background: rgba(3, 6, 8, 0.96);
  backdrop-filter: blur(12px);
}

.header-inner {
  display: grid;
  min-height: 84px;
  grid-template-columns: 210px 1fr auto;
  align-items: center;
  gap: 28px;
}

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

.brand img {
  width: 200px;
  max-height: 70px;
  object-fit: contain;
  object-position: left center;
}

.main-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(16px, 2vw, 29px);
}

.main-nav a {
  position: relative;
  padding-block: 10px;
  color: #dce4e7;
  font-size: 0.76rem;
  font-weight: 700;
}

.main-nav a::after {
  position: absolute;
  right: 50%;
  bottom: 3px;
  left: 50%;
  height: 2px;
  background: var(--cyan);
  content: "";
  transition: left 180ms ease, right 180ms ease;
}

.main-nav a:hover::after,
.main-nav a:focus-visible::after {
  right: 0;
  left: 0;
}

.header-contact {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 13px;
  border: 1px solid var(--cyan-dark);
  border-radius: 8px;
  color: var(--text);
  line-height: 1.1;
}

.header-contact svg {
  width: 25px;
  fill: none;
  stroke: var(--green);
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.6;
}

.header-contact span {
  font-size: 0.78rem;
  font-weight: 700;
}

.header-contact small {
  display: block;
  margin-bottom: 4px;
  color: var(--cyan);
  font-size: 0.64rem;
}

.menu-toggle,
.mobile-contact {
  display: none;
}

/* Hero */
.hero {
  overflow: hidden;
  border-bottom: 1px solid var(--border);
  background:
    radial-gradient(circle at 78% 38%, rgba(0, 174, 187, 0.14), transparent 35%),
    linear-gradient(120deg, #061118 0%, #03080b 58%, #051117 100%);
}

.hero-grid {
  display: grid;
  min-height: 530px;
  grid-template-columns: minmax(0, 0.82fr) minmax(500px, 1.18fr);
  align-items: center;
  gap: 22px;
  padding-block: 58px 34px;
}

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

.hero-copy h1 {
  max-width: 650px;
  margin-bottom: 22px;
  color: #edf3f5;
  font-size: clamp(2.65rem, 4.5vw, 4.65rem);
  font-weight: 900;
  letter-spacing: -0.055em;
  text-transform: uppercase;
  text-shadow: 0 3px 0 #4b5a60, 0 12px 28px rgba(0, 0, 0, 0.55);
}

.hero-copy h1 span {
  display: block;
  color: var(--cyan);
  text-shadow: 0 0 24px rgba(0, 217, 232, 0.2);
}

.hero-description {
  max-width: 520px;
  margin-bottom: 28px;
  color: #c8d2d6;
  font-size: 1.04rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 13px;
}

.hero-visual {
  position: relative;
  min-width: 0;
  aspect-ratio: 4 / 3;
}

.hero-visual::after {
  position: absolute;
  right: 5%;
  bottom: 4%;
  left: 12%;
  height: 15%;
  border-radius: 50%;
  background: rgba(0, 217, 232, 0.11);
  filter: blur(28px);
  content: "";
}

.hero-visual img {
  position: relative;
  z-index: 2;
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.technical-grid {
  position: absolute;
  inset: 8% 0 10% 16%;
  overflow: hidden;
  border-radius: 24px;
  opacity: 0.34;
  background-image:
    linear-gradient(rgba(0, 217, 232, 0.12) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 217, 232, 0.12) 1px, transparent 1px);
  background-size: 38px 38px;
  mask-image: linear-gradient(90deg, transparent, #000 35%);
}

.benefit-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--border);
}

.benefit-strip article {
  display: flex;
  min-width: 0;
  align-items: center;
  gap: 15px;
  padding: 25px 28px;
  border-right: 1px solid var(--border);
}

.benefit-strip article:last-child {
  border-right: 0;
}

.line-icon {
  display: grid;
  width: 45px;
  height: 45px;
  flex: 0 0 45px;
  place-items: center;
  border: 1px solid var(--cyan-dark);
  border-radius: 50%;
  color: var(--cyan);
  font-size: 1.35rem;
}

.benefit-strip h2 {
  margin-bottom: 5px;
  font-size: 0.84rem;
  text-transform: uppercase;
}

.benefit-strip p {
  margin: 0;
  color: var(--muted);
  font-size: 0.76rem;
}

/* Shared sections */
.section {
  padding-block: 62px;
}

.section-heading {
  max-width: 720px;
  margin: 0 auto 34px;
  text-align: center;
}

.section-heading h2 {
  margin-bottom: 9px;
  font-size: clamp(1.75rem, 3vw, 2.35rem);
  font-weight: 850;
  letter-spacing: -0.025em;
  text-transform: uppercase;
}

.section-heading > p:last-child {
  margin-bottom: 0;
  color: var(--muted);
}

.section-heading.compact {
  margin-bottom: 30px;
}

.section-action {
  display: flex;
  justify-content: center;
  margin-top: 28px;
}

/* Categories */
.categories-section {
  overflow: hidden;
  border-bottom: 1px solid var(--border);
  background: #050c10;
}

.category-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.category-card {
  display: block;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: linear-gradient(145deg, #0b171d, #061015);
  box-shadow: var(--shadow);
  transition: transform 180ms ease, border-color 180ms ease;
}

.category-card:hover {
  transform: translateY(-5px);
  border-color: var(--border-bright);
}

.category-image {
  display: block;
  aspect-ratio: 4 / 3;
  padding: 12px 14px 0;
}

.category-image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.category-label {
  display: flex;
  min-height: 62px;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 17px 16px;
}

.category-label strong {
  font-size: 0.94rem;
}

.category-label i {
  display: grid;
  width: 28px;
  height: 28px;
  flex: 0 0 28px;
  place-items: center;
  border: 1px solid var(--cyan);
  border-radius: 50%;
  color: var(--cyan);
  font-style: normal;
}

/* Products */
.products-section {
  overflow: hidden;
  border-bottom: 1px solid var(--border);
  background: #03090c;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 16px;
}

.product-card {
  display: flex;
  min-width: 0;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: linear-gradient(155deg, #0b171d, #060e12);
  transition: border-color 180ms ease, transform 180ms ease;
}

.product-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-bright);
}

.product-image {
  aspect-ratio: 1 / 1;
  padding: 14px;
  border-bottom: 1px solid rgba(28, 52, 61, 0.8);
  background:
    radial-gradient(circle at center, rgba(0, 217, 232, 0.09), transparent 65%),
    #071116;
}

.product-image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.product-content {
  display: flex;
  flex: 1;
  flex-direction: column;
  padding: 17px 15px;
}

.product-type {
  margin-bottom: 8px;
  color: var(--cyan);
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.product-content h3 {
  min-height: 2.4em;
  margin-bottom: 9px;
  font-size: 0.93rem;
}

.product-content p {
  flex: 1;
  margin-bottom: 14px;
  color: var(--muted);
  font-size: 0.77rem;
}

.availability {
  margin-bottom: 14px;
  color: #dbe7ea;
  font-size: 0.72rem;
}

.product-link {
  display: flex;
  min-height: 36px;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 8px 10px;
  border: 1px solid var(--cyan-dark);
  border-radius: 6px;
  font-size: 0.7rem;
  font-weight: 800;
  text-transform: uppercase;
}

.product-link:hover {
  background: rgba(0, 217, 232, 0.1);
}

/* Features */
.features-section {
  border-bottom: 1px solid var(--border);
  background: #071116;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.feature-card {
  padding: 20px;
  border-left: 1px solid var(--border);
}

.feature-icon {
  display: grid;
  width: 50px;
  height: 50px;
  margin-bottom: 15px;
  place-items: center;
  border: 1px solid var(--cyan-dark);
  border-radius: 50%;
  color: var(--cyan);
  font-size: 1.55rem;
}

.feature-card h3 {
  margin-bottom: 8px;
  color: #dffcff;
  font-size: 0.86rem;
  text-transform: uppercase;
}

.feature-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.79rem;
}

/* Online service */
.online-service {
  overflow: hidden;
  padding-block: 50px;
  border-bottom: 1px solid var(--border);
  background:
    radial-gradient(circle at 72% 52%, rgba(0, 217, 232, 0.14), transparent 28%),
    linear-gradient(90deg, #07141a, #061016);
}

.online-grid {
  display: grid;
  min-height: 270px;
  grid-template-columns: 0.75fr 1.25fr;
  align-items: center;
  gap: 40px;
}

.online-copy {
  position: relative;
  z-index: 2;
}

.online-copy h2 {
  margin-bottom: 12px;
  font-size: clamp(1.8rem, 3vw, 2.55rem);
  text-transform: uppercase;
}

.online-copy p:not(.eyebrow) {
  max-width: 480px;
  margin-bottom: 23px;
  color: #b4c2c7;
}

.network-art {
  position: relative;
  min-height: 250px;
  overflow: hidden;
  border-radius: 18px;
  background-image:
    radial-gradient(circle at 20% 70%, var(--cyan) 0 2px, transparent 3px),
    radial-gradient(circle at 40% 35%, var(--cyan) 0 2px, transparent 3px),
    radial-gradient(circle at 70% 72%, var(--cyan) 0 2px, transparent 3px),
    linear-gradient(rgba(0, 217, 232, 0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 217, 232, 0.07) 1px, transparent 1px);
  background-size: auto, auto, auto, 34px 34px, 34px 34px;
  mask-image: linear-gradient(90deg, transparent, #000 15%, #000);
}

.network-line {
  position: absolute;
  height: 1px;
  transform-origin: left;
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
  box-shadow: 0 0 8px var(--cyan);
}

.line-one {
  top: 38%;
  left: 10%;
  width: 75%;
  transform: rotate(8deg);
}

.line-two {
  top: 70%;
  left: 8%;
  width: 83%;
  transform: rotate(-13deg);
}

.line-three {
  top: 20%;
  left: 26%;
  width: 56%;
  transform: rotate(28deg);
}

.network-dot {
  position: absolute;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 18px var(--cyan);
}

.dot-one { top: 35%; left: 22%; }
.dot-two { top: 64%; left: 44%; }
.dot-three { top: 24%; left: 66%; }
.dot-four { top: 72%; left: 82%; }

.location-pin {
  position: absolute;
  top: 50%;
  left: 68%;
  width: 50px;
  height: 50px;
  transform: translate(-50%, -60%) rotate(45deg);
  border: 4px solid #77f9ff;
  border-radius: 50% 50% 50% 8px;
  box-shadow: 0 0 30px rgba(0, 217, 232, 0.8);
}

.location-pin::after {
  position: absolute;
  inset: 12px;
  border-radius: 50%;
  background: var(--cyan);
  content: "";
}

/* Confidence */
.confidence-section {
  border-bottom: 1px solid var(--border);
  background: #040b0e;
}

.confidence-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}

.confidence-grid article {
  display: flex;
  gap: 16px;
  padding: 12px 28px;
  border-right: 1px solid var(--border);
}

.confidence-grid article:last-child {
  border-right: 0;
}

.confidence-grid article > span {
  display: grid;
  width: 47px;
  height: 47px;
  flex: 0 0 47px;
  place-items: center;
  border: 1px solid var(--cyan-dark);
  border-radius: 8px;
  color: var(--cyan);
  font-size: 1.35rem;
}

.confidence-grid h3 {
  margin-bottom: 6px;
  font-size: 0.9rem;
}

.confidence-grid p {
  margin: 0;
  color: var(--muted);
  font-size: 0.76rem;
}

/* WhatsApp */
.whatsapp-section {
  overflow: hidden;
  padding-block: 34px;
  background: #040b0e;
}

.whatsapp-banner {
  position: relative;
  display: grid;
  overflow: hidden;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 25px;
  padding: 28px 32px;
  border: 1px solid var(--cyan);
  border-radius: 14px;
  background:
    linear-gradient(120deg, rgba(0, 217, 232, 0.09), transparent 40%),
    linear-gradient(145deg, #071b22, #041015);
  box-shadow: inset 0 0 30px rgba(0, 217, 232, 0.05);
}

.whatsapp-banner::after {
  position: absolute;
  top: -30px;
  right: -30px;
  width: 260px;
  height: 160px;
  opacity: 0.25;
  background-image:
    linear-gradient(rgba(0, 217, 232, 0.25) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 217, 232, 0.25) 1px, transparent 1px);
  background-size: 24px 24px;
  content: "";
  transform: rotate(-8deg);
}

.whatsapp-symbol {
  position: relative;
  z-index: 1;
  display: grid;
  width: 82px;
  height: 82px;
  place-items: center;
  border: 2px solid var(--green);
  border-radius: 50%;
  color: var(--green);
  box-shadow: 0 0 26px rgba(25, 217, 139, 0.18);
}

.whatsapp-symbol svg {
  width: 56px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.5;
}

.whatsapp-copy,
.whatsapp-contact {
  position: relative;
  z-index: 1;
}

.whatsapp-copy h2 {
  margin-bottom: 6px;
  color: #c8fbff;
  font-size: clamp(1.45rem, 2.5vw, 2rem);
  text-transform: uppercase;
}

.whatsapp-copy p {
  margin: 0;
  font-size: 1.06rem;
}

.whatsapp-contact {
  min-width: 270px;
  text-align: center;
}

.whatsapp-contact strong {
  display: block;
  margin-bottom: 11px;
  color: var(--cyan);
  font-size: clamp(1.25rem, 2.6vw, 2rem);
}

/* About */
.about-section {
  border-block: 1px solid var(--border);
  background: #061015;
}

.about-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  align-items: center;
  gap: 55px;
}

.about-copy h2 {
  margin-bottom: 18px;
  font-size: clamp(1.9rem, 3.5vw, 2.8rem);
  text-transform: uppercase;
}

.about-copy p:not(.eyebrow) {
  color: #b5c2c7;
}

.about-panel {
  position: relative;
  overflow: hidden;
  min-height: 340px;
  padding: 58px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background:
    radial-gradient(circle at 70% 30%, rgba(0, 217, 232, 0.13), transparent 30%),
    linear-gradient(135deg, #0b171d, #050b0e);
  box-shadow: var(--shadow);
}

.about-circuit {
  position: absolute;
  inset: 0;
  opacity: 0.26;
  background-image:
    linear-gradient(rgba(0, 217, 232, 0.14) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 217, 232, 0.14) 1px, transparent 1px);
  background-size: 36px 36px;
  mask-image: radial-gradient(circle at 75% 30%, #000, transparent 65%);
}

.about-mark,
.about-panel > strong,
.about-panel > p,
.about-stats {
  position: relative;
  z-index: 1;
}

.about-mark {
  display: grid;
  width: 72px;
  height: 72px;
  margin-bottom: 20px;
  place-items: center;
  border: 2px solid var(--cyan);
  border-radius: 16px;
  color: var(--cyan);
  font-size: 1.7rem;
  font-weight: 900;
  box-shadow: 0 0 28px rgba(0, 217, 232, 0.14);
}

.about-panel > strong {
  display: block;
  margin-bottom: 10px;
  font-size: 1.45rem;
  text-transform: uppercase;
}

.about-panel > p {
  max-width: 540px;
  color: var(--muted);
}

.about-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-top: 28px;
}

.about-stats span {
  padding: 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--muted);
  font-size: 0.72rem;
}

.about-stats b {
  display: block;
  margin-bottom: 3px;
  color: var(--cyan);
  text-transform: uppercase;
}

/* FAQ */
.faq-section {
  border-bottom: 1px solid var(--border);
  background: #040a0d;
}

.faq-container {
  max-width: 930px;
}

.faq-list {
  display: grid;
  gap: 10px;
}

.faq-list details {
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #071116;
}

.faq-list summary {
  position: relative;
  padding: 17px 54px 17px 20px;
  cursor: pointer;
  color: #eaf2f4;
  font-weight: 700;
  list-style: none;
}

.faq-list summary::-webkit-details-marker {
  display: none;
}

.faq-list summary::after {
  position: absolute;
  top: 50%;
  right: 20px;
  color: var(--cyan);
  content: "+";
  font-size: 1.35rem;
  transform: translateY(-50%);
}

.faq-list details[open] summary::after {
  content: "−";
}

.faq-list details[open] summary {
  border-bottom: 1px solid var(--border);
}

.faq-list details p {
  margin: 0;
  padding: 16px 20px 19px;
  color: var(--muted);
}

/* Footer */
.site-footer {
  padding: 48px 0 22px;
  background: #020507;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.55fr repeat(3, 1fr);
  gap: 38px;
}

.footer-brand .brand img {
  width: 190px;
  margin-bottom: 16px;
}

.footer-brand p {
  max-width: 310px;
  color: var(--muted);
  font-size: 0.82rem;
}

.footer-grid h2 {
  margin-bottom: 16px;
  color: #e4edef;
  font-size: 0.82rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.footer-grid nav {
  display: grid;
  gap: 8px;
}

.footer-grid nav a,
.footer-grid > div > p {
  margin-bottom: 7px;
  color: var(--muted);
  font-size: 0.78rem;
}

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

.footer-contact-link {
  display: inline-block;
  margin-top: 5px;
  padding-bottom: 3px;
  border-bottom: 1px solid var(--cyan);
  color: var(--cyan);
  font-size: 0.76rem;
  font-weight: 800;
  text-transform: uppercase;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-top: 38px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
}

.footer-bottom p {
  margin: 0;
  color: #71848c;
  font-size: 0.72rem;
}

.social-links {
  display: flex;
  gap: 9px;
}

.social-links a {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border: 1px solid var(--border);
  border-radius: 50%;
  color: #c8d4d8;
  font-size: 0.62rem;
  font-weight: 800;
}

.social-links a:hover {
  border-color: var(--cyan);
  color: var(--cyan);
}

.floating-whatsapp {
  position: fixed;
  z-index: 40;
  right: 22px;
  bottom: 22px;
  display: grid;
  width: 56px;
  height: 56px;
  place-items: center;
  border: 1px solid #5cf1b5;
  border-radius: 50%;
  background: #0a9c69;
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.45);
  color: white;
}

.floating-whatsapp svg {
  width: 31px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.7;
}

/* Tablet */
@media (max-width: 1099px) {
  .header-inner {
    grid-template-columns: 180px 1fr auto;
    gap: 16px;
  }

  .brand img {
    width: 175px;
  }

  .main-nav {
    gap: 14px;
  }

  .main-nav a {
    font-size: 0.68rem;
  }

  .header-contact span {
    display: none;
  }

  .hero-grid {
    grid-template-columns: minmax(0, 0.9fr) minmax(420px, 1.1fr);
  }

  .hero-copy h1 {
    font-size: clamp(2.5rem, 5.2vw, 3.8rem);
  }

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

  .product-grid .product-card:nth-child(4),
  .product-grid .product-card:nth-child(5) {
    max-width: 100%;
  }

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

/* Mobile */
@media (max-width: 767px) {
  body {
    font-size: 15px;
  }

  .container {
    width: min(100% - 40px, var(--max-width));
  }

  section[id] {
    scroll-margin-top: 96px;
  }

  .site-header {
    position: relative;
  }

  .header-inner {
    min-height: 70px;
    grid-template-columns: 42px 1fr 42px;
    gap: 10px;
  }

  .brand {
    justify-content: center;
  }

  .brand img {
    width: 152px;
    max-height: 55px;
    object-position: center;
  }

  .menu-toggle {
    display: grid;
    width: 40px;
    height: 40px;
    place-content: center;
    gap: 5px;
    border: 0;
    background: transparent;
    color: white;
    cursor: pointer;
  }

  .menu-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    border-radius: 4px;
    background: currentColor;
    transition: transform 180ms ease, opacity 180ms ease;
  }

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

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

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

  .main-nav {
    position: absolute;
    z-index: 10;
    top: 70px;
    right: 0;
    left: 0;
    display: none;
    align-items: stretch;
    padding: 10px 20px 20px;
    border-bottom: 1px solid var(--border);
    background: #03080b;
  }

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

  .main-nav a {
    padding: 13px 8px;
    border-bottom: 1px solid rgba(28, 52, 61, 0.6);
    font-size: 0.84rem;
  }

  .main-nav a::after {
    display: none;
  }

  .header-contact {
    width: 40px;
    height: 40px;
    justify-content: center;
    padding: 7px;
    border: 0;
  }

  .header-contact svg {
    width: 26px;
  }

  .mobile-contact {
    display: block;
    padding: 0 20px 12px;
  }

  .mobile-contact a {
    display: flex;
    min-height: 38px;
    align-items: center;
    justify-content: center;
    gap: 8px;
    border: 1px solid var(--cyan-dark);
    border-radius: 7px;
    color: #e8f9fa;
    font-size: 0.76rem;
    font-weight: 800;
    text-transform: uppercase;
  }

  .hero-grid {
    min-height: 0;
    grid-template-columns: 1fr;
    gap: 20px;
    padding-block: 35px 18px;
  }

  .hero-copy {
    text-align: left;
  }

  .hero-copy h1 {
    margin-bottom: 18px;
    font-size: clamp(2.1rem, 10vw, 2.75rem);
    line-height: 0.99;
  }

  .hero-description {
    max-width: 540px;
    margin-bottom: 22px;
    font-size: 0.94rem;
  }

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

  .button {
    min-height: 44px;
    padding: 10px 12px;
    font-size: 0.7rem;
  }

  .hero-visual {
    width: 100%;
    aspect-ratio: 4 / 3;
  }

  .technical-grid {
    inset: 0;
  }

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

  .benefit-strip article {
    min-width: 0;
    flex-direction: column;
    gap: 8px;
    padding: 16px 7px 20px;
    text-align: center;
  }

  .line-icon {
    width: 35px;
    height: 35px;
    flex-basis: 35px;
    font-size: 1rem;
  }

  .benefit-strip h2 {
    font-size: 0.61rem;
    line-height: 1.2;
  }

  .benefit-strip p {
    display: none;
  }

  .section {
    padding-block: 44px;
  }

  .section-heading {
    margin-bottom: 26px;
  }

  .section-heading h2 {
    font-size: 1.65rem;
  }

  .section-heading > p:last-child {
    font-size: 0.9rem;
  }

  .category-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
  }

  .category-image {
    padding: 7px;
  }

  .category-label {
    min-height: 53px;
    padding: 9px 11px 12px;
  }

  .category-label strong {
    font-size: 0.76rem;
  }

  .category-label i {
    width: 24px;
    height: 24px;
    flex-basis: 24px;
  }

  .product-grid {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .product-card {
    display: grid;
    grid-template-columns: 116px minmax(0, 1fr);
  }

  .product-image {
    aspect-ratio: auto;
    min-height: 154px;
    padding: 9px;
    border-right: 1px solid var(--border);
    border-bottom: 0;
  }

  .product-content {
    min-width: 0;
    padding: 13px;
  }

  .product-type {
    margin-bottom: 5px;
    font-size: 0.57rem;
  }

  .product-content h3 {
    min-height: 0;
    margin-bottom: 6px;
    font-size: 0.85rem;
  }

  .product-content p {
    margin-bottom: 8px;
    font-size: 0.7rem;
  }

  .availability {
    margin-bottom: 8px;
    font-size: 0.63rem;
  }

  .product-link {
    min-height: 31px;
    padding: 6px 8px;
    font-size: 0.61rem;
  }

  .feature-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
  }

  .feature-card {
    padding: 16px 12px;
    border: 1px solid var(--border);
    border-radius: 8px;
    text-align: center;
  }

  .feature-icon {
    width: 42px;
    height: 42px;
    margin: 0 auto 11px;
    font-size: 1.2rem;
  }

  .feature-card h3 {
    font-size: 0.7rem;
  }

  .feature-card p {
    font-size: 0.68rem;
  }

  .online-service {
    padding-block: 39px;
  }

  .online-grid {
    min-height: 0;
    grid-template-columns: 1fr;
    gap: 22px;
  }

  .online-copy h2 {
    font-size: 1.7rem;
  }

  .network-art {
    min-height: 190px;
    mask-image: linear-gradient(#000, #000);
  }

  .confidence-grid {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .confidence-grid article {
    align-items: center;
    padding: 13px;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: #071116;
  }

  .confidence-grid article:last-child {
    border-right: 1px solid var(--border);
  }

  .confidence-grid h3 {
    margin-bottom: 3px;
    font-size: 0.82rem;
  }

  .confidence-grid p {
    font-size: 0.7rem;
  }

  .whatsapp-section {
    padding-block: 28px;
  }

  .whatsapp-banner {
    grid-template-columns: 62px 1fr;
    gap: 15px;
    padding: 22px 18px;
  }

  .whatsapp-symbol {
    width: 62px;
    height: 62px;
  }

  .whatsapp-symbol svg {
    width: 41px;
  }

  .whatsapp-copy h2 {
    font-size: 1.08rem;
  }

  .whatsapp-copy p {
    font-size: 0.85rem;
  }

  .whatsapp-contact {
    grid-column: 1 / -1;
    min-width: 0;
  }

  .whatsapp-contact strong {
    font-size: 1.35rem;
  }

  .whatsapp-contact .button {
    width: 100%;
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .about-copy h2 {
    font-size: 1.75rem;
  }

  .about-panel {
    min-height: 0;
    padding: 30px 22px;
  }

  .about-stats {
    grid-template-columns: 1fr;
  }

  .faq-list summary {
    padding: 15px 46px 15px 15px;
    font-size: 0.82rem;
  }

  .faq-list details p {
    padding: 14px 15px 17px;
    font-size: 0.78rem;
  }

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 30px 22px;
  }

  .footer-brand {
    grid-column: 1 / -1;
  }

  .footer-brand .brand {
    justify-content: flex-start;
  }

  .footer-brand .brand img {
    object-position: left center;
  }

  .footer-grid > div:last-child {
    grid-column: 1 / -1;
  }

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

  .floating-whatsapp {
    display: none;
  }
}

@media (max-width: 389px) {
  .hero-actions {
    grid-template-columns: 1fr;
  }

  .benefit-strip {
    overflow-x: auto;
    grid-template-columns: repeat(3, minmax(105px, 1fr));
  }

  .category-grid {
    gap: 9px;
  }

  .product-card {
    grid-template-columns: 100px minmax(0, 1fr);
  }

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

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

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

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}

/* Site Fácil IA: proteção de integridade visual */
html,body{max-width:100%;overflow-x:clip}main>section{position:relative;isolation:isolate;clear:both}img{max-width:100%;height:auto}img[src*="assets/"]{object-fit:contain}


/* Site Fácil IA V5.7.1 — imagens padronizadas */
.sf-uniform-media{display:block;width:100%;aspect-ratio:4/3;overflow:hidden;background:#f4f4f4}.sf-uniform-media>img,.sf-uniform-image{display:block!important;width:100%!important;height:100%!important;min-height:100%!important;max-height:none!important;aspect-ratio:4/3!important;object-fit:cover!important;object-position:center!important}.sf-uniform-card{height:100%}@media(max-width:767px){.sf-uniform-media,.sf-uniform-image{aspect-ratio:16/10!important}}