:root {
  --bg: #001422;
  --text: #ffffff;
  --muted: #cfcfcf;
  --gold-a: #f7ef8a;
  --gold-b: #ffd740;
  --gold: linear-gradient(135deg, #f7ef8a 0%, #ffd740 100%);
  --line: rgba(247, 239, 138, 0.18);
  --panel: #072033;
  --sans: "DM Sans", system-ui, sans-serif;
  --header: 6.25rem;
  --wrap: 68rem;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header) + 0.75rem);
}

body {
  margin: 0;
  color: var(--text);
  background: var(--bg);
  font-family: var(--sans);
  font-size: 1.125rem;
  line-height: 1.55;
}

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

a {
  color: inherit;
}

h1,
h2,
h3 {
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin: 0;
}

h1 {
  font-size: clamp(2.4rem, 6vw, 4.2rem);
  max-width: 16ch;
  margin-inline: auto;
}

h2 {
  font-size: clamp(1.7rem, 3.4vw, 2.4rem);
}

h3 {
  font-size: 1.25rem;
  margin-bottom: 0.45rem;
}

p {
  margin: 0;
  color: var(--muted);
}

.wrap {
  width: min(calc(100% - 2.5rem), var(--wrap));
  margin-inline: auto;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -4rem;
  z-index: 30;
  padding: 0.7rem 1rem;
  background: var(--gold-b);
  color: var(--bg);
  text-decoration: none;
  font-weight: 600;
}

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

.lede {
  max-width: 28rem;
  margin: 1rem auto 0;
  font-size: 1.2rem;
}

.section-title {
  text-align: center;
  margin-bottom: 2.25rem;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  min-height: var(--header);
  background: var(--bg);
}

.header-inner {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  min-height: var(--header);
  gap: 0.75rem;
}

.logo {
  justify-self: center;
}

.logo img {
  height: clamp(3.6rem, 8vw, 5.6rem);
  width: auto;
}

.lang-switch {
  justify-self: end;
  display: flex;
  gap: 0.2rem;
  padding: 0.2rem;
  border: 1px solid var(--line);
  border-radius: 999px;
}

.lang-switch button {
  min-width: 2.8rem;
  min-height: 2.6rem;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: var(--muted);
  font: inherit;
  font-size: 0.92rem;
  font-weight: 600;
  cursor: pointer;
}

.lang-switch button[aria-pressed="true"] {
  color: var(--bg);
  background: var(--gold);
}

.hero,
.products,
.features,
.contact,
.faq {
  padding: 4.5rem 0;
  border-top: 1px solid var(--line);
}

.hero {
  border-top: 0;
  padding-top: 2.5rem;
  text-align: center;
}

.hero-visual {
  width: min(100%, 40rem);
  margin: 2.5rem auto 0;
}

.hero-art {
  width: 100%;
  height: auto;
}

.ripple {
  transform-origin: 478px 196px;
  stroke-width: 1.3;
  opacity: 0;
  animation: tap-ripple 3.4s ease-out infinite;
}

.r2 {
  animation-delay: 0.7s;
}

@keyframes tap-ripple {
  0% {
    opacity: 0.7;
    transform: scale(0.72);
  }
  70% {
    opacity: 0;
    transform: scale(1.08);
  }
  100% {
    opacity: 0;
    transform: scale(1.08);
  }
}

.products {
  text-align: center;
}

.products h2 {
  margin-bottom: 1.75rem;
}

.slider {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 0.75rem;
}

.slider-frame {
  position: relative;
  min-height: 16rem;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 1.25rem;
  overflow: hidden;
}

.slide {
  display: none;
  padding: 1rem;
}

.slide.is-active {
  display: block;
}

.slide svg {
  width: min(100%, 26rem);
  margin-inline: auto;
  height: auto;
}

.slider-btn {
  width: 3.4rem;
  height: 3.4rem;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: transparent;
  color: var(--gold-b);
  font-size: 1.4rem;
  cursor: pointer;
}

.slider-btn:hover,
.slider-btn:focus-visible {
  background: var(--gold);
  color: var(--bg);
  border-color: transparent;
}

.feature-grid {
  display: grid;
  gap: 2rem;
}

.feature-grid article {
  text-align: center;
  max-width: 18rem;
  margin-inline: auto;
}

.feature-icon {
  width: 3.5rem;
  height: 3.5rem;
  margin: 0 auto 1rem;
  color: var(--gold-b);
}

.feature-icon svg {
  width: 100%;
  height: 100%;
}

.contact {
  text-align: center;
}

.contact-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.85rem;
  margin-top: 2rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  min-height: 3.4rem;
  min-width: 10rem;
  padding: 0.8rem 1.6rem;
  border-radius: 999px;
  background: var(--gold);
  color: var(--bg);
  text-decoration: none;
  font-weight: 700;
  font-size: 1.15rem;
}

.btn svg {
  width: 1.35rem;
  height: 1.35rem;
  flex: none;
}

.btn.js-whatsapp svg {
  width: 1.7rem;
  height: 1.7rem;
}

.btn:hover,
.btn:focus-visible {
  filter: brightness(1.08);
}

.faq-list {
  max-width: 40rem;
  margin-inline: auto;
}

.faq-item {
  border-top: 1px solid var(--line);
}

.faq-item:last-child {
  border-bottom: 1px solid var(--line);
}

.faq-item button {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 4rem;
  padding: 1rem 0;
  border: 0;
  background: transparent;
  color: var(--text);
  font: inherit;
  font-size: 1.2rem;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
}

.faq-mark {
  color: var(--gold-b);
  font-size: 1.6rem;
  line-height: 1;
}

.faq-item p {
  display: none;
  padding: 0 0 1.15rem;
  font-size: 1.15rem;
}

.faq-item.is-open p {
  display: block;
}

.faq-item.is-open .faq-mark {
  transform: rotate(45deg);
}

.site-footer {
  padding: 2.5rem 1.25rem 7.5rem;
  text-align: center;
  border-top: 1px solid var(--line);
}

.site-footer p {
  color: var(--muted);
  letter-spacing: 0.04em;
}

.float-ctas {
  position: fixed;
  left: 1rem;
  bottom: 1rem;
  z-index: 25;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
}

.float-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  min-height: 3.25rem;
  padding: 0.55rem 0.95rem 0.55rem 0.55rem;
  border-radius: 999px;
  background: var(--gold);
  color: var(--bg);
  text-decoration: none;
  font-weight: 700;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
}

.float-btn svg {
  width: 1.7rem;
  height: 1.7rem;
  flex: none;
}

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

@media (min-width: 800px) {
  .feature-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
  }

  .feature-grid article {
    max-width: none;
  }
}

@media (max-width: 720px) {
  :root {
    --header: 5.4rem;
  }

  .header-inner {
    grid-template-columns: auto 1fr;
  }

  .header-spacer {
    display: none;
  }

  .logo {
    justify-self: start;
  }

  .slider {
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto auto;
  }

  .slider-frame {
    grid-column: 1 / -1;
    order: -1;
  }

  .slider-btn {
    justify-self: center;
  }
}

@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(16px);
    transition: opacity 0.7s ease, transform 0.7s ease;
  }

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

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

  .ripple {
    animation: none;
    opacity: 0.28;
  }
}