:root {
  --dark: #11141b;
  --dark-2: #171c25;
  --ink: #101318;
  --muted: #697280;
  --line: #e2e6eb;
  --surface: #ffffff;
  --background: #f4f5f7;
  --violet: #5848ee;
  --violet-dark: #4435d5;
  --green: #22d66d;
  --green-dark: #16bb5b;
  --radius: 22px;
  --shadow: 0 18px 50px rgba(17, 20, 27, .08);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--ink);
  background: var(--background);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
}

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

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

.container {
  width: min(1180px, calc(100% - 40px));
  margin-inline: auto;
}

/* HEADER */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, .96);
  border-bottom: 1px solid rgba(16, 19, 24, .08);
  backdrop-filter: blur(14px);
}

.header-inner {
  min-height: 118px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
}

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

.brand img {
  width: auto;
  height: 110px; /* logo cerca de 20% maior */
  max-width: none;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 30px;
}

.price-link {
  font-size: 14px;
  font-weight: 800;
  color: #414854;
}

.button {
  min-height: 48px;
  padding: 0 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 11px;
  font-size: 14px;
  font-weight: 850;
  border: 0;
  transition: .18s ease;
}

.button:hover {
  transform: translateY(-1px);
}

.whatsapp-button {
  color: #062312;
  background: var(--green);
  box-shadow: 0 12px 28px rgba(34, 214, 109, .20);
}

.whatsapp-button:hover {
  background: var(--green-dark);
}

.primary-button {
  color: #fff;
  background: var(--violet);
  box-shadow: 0 12px 28px rgba(88, 72, 238, .22);
}

.primary-button:hover {
  background: var(--violet-dark);
}

.outline-button {
  color: #fff;
  border: 1px solid rgba(255,255,255,.44);
  background: rgba(255,255,255,.03);
}

.dark-button {
  background: var(--dark);
  color: #fff;
}

/* HERO */

.hero {
  overflow: hidden;
  background:
    radial-gradient(circle at 20% 20%, rgba(88,72,238,.10), transparent 30%),
    linear-gradient(90deg, var(--dark) 0%, var(--dark-2) 47%, #dfe2e6 64%, #f3f4f5 100%);
}

.hero-inner {
  position: relative;
  min-height: 570px;
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  align-items: stretch;
}

.hero-copy {
  position: relative;
  z-index: 3;
  align-self: center;
  padding: 64px 55px 64px 0;
  color: #fff;
}

.eyebrow {
  display: inline-block;
  margin-bottom: 14px;
  color: var(--violet);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: .16em;
  text-transform: uppercase;
}

.hero .eyebrow {
  color: #beb7ff;
}

.hero h1 {
  max-width: 560px;
  margin: 0;
  font-size: clamp(46px, 5.4vw, 74px);
  line-height: .98;
  letter-spacing: -.045em;
}

.hero-text {
  max-width: 560px;
  margin: 25px 0 0;
  color: #e3e5e9;
  font-size: 18px;
  line-height: 1.65;
}

.hero-features {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin-top: 27px;
}

.hero-features span {
  padding: 8px 12px;
  border: 1px solid rgba(255,255,255,.16);
  border-radius: 999px;
  color: #f2f3f5;
  background: rgba(255,255,255,.04);
  font-size: 12px;
  font-weight: 750;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 31px;
}

.hero-photo {
  position: relative;
  min-width: 0;
  display: flex;
  align-items: center;
  justify-content: flex-end;
}

.hero-photo::before {
  content: "";
  position: absolute;
  z-index: 1;
  inset: 0 auto 0 -90px;
  width: 180px;
  background: linear-gradient(90deg, rgba(23,28,37,1) 0%, rgba(23,28,37,.55) 36%, rgba(23,28,37,0) 100%);
  pointer-events: none;
}

.hero-photo picture {
  width: 100%;
  height: 100%;
}

.hero-photo img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center right;
  mix-blend-mode: multiply;
  filter: drop-shadow(0 30px 40px rgba(0,0,0,.14));
}

/* MODELOS */

.models {
  padding: 82px 0;
}

.section-heading {
  max-width: 720px;
  margin: 0 auto 38px;
  text-align: center;
}

.section-heading h2 {
  margin: 0;
  font-size: clamp(36px, 4vw, 50px);
  line-height: 1;
  letter-spacing: -.04em;
}

.section-heading p {
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.55;
}

.product-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.product-card {
  overflow: hidden;
  padding: 30px;
  border: 1px solid rgba(16,19,24,.06);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: var(--shadow);
}

.product-top {
  display: grid;
  grid-template-columns: 155px 1fr;
  align-items: center;
  gap: 22px;
  margin-bottom: 18px;
}

.product-top img {
  width: 155px;
  height: 125px;
  object-fit: cover;
  border-radius: 14px;
  background: #f7f7f7;
}

.product-name span {
  color: var(--violet);
  font-size: 10px;
  font-weight: 900;
  letter-spacing: .15em;
  text-transform: uppercase;
}

.product-name h3 {
  margin: 7px 0 0;
  font-size: 30px;
  line-height: 1.02;
  letter-spacing: -.03em;
}

.spec-list {
  margin: 0;
}

.spec-list div {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 20px;
  padding: 11px 0;
  border-bottom: 1px solid var(--line);
}

.spec-list dt {
  color: var(--muted);
  font-size: 13px;
}

.spec-list dd {
  margin: 0;
  font-size: 13px;
  font-weight: 850;
  text-align: right;
}

.prices {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin: 22px 0 17px;
}

.prices > div {
  padding: 14px 15px;
  border: 1px solid var(--line);
  border-radius: 13px;
}

.prices span {
  display: block;
  margin-bottom: 5px;
  color: var(--muted);
  font-size: 12px;
}

.prices strong {
  display: block;
  font-size: 27px;
  letter-spacing: -.03em;
}

.prices .nitrided span,
.prices .nitrided strong {
  color: var(--violet);
}

.card-cta {
  width: 100%;
}

.custom-strip {
  margin-top: 24px;
  padding: 25px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  border-radius: 18px;
  background: #e9e7ff;
}

.custom-strip strong {
  font-size: 20px;
}

.custom-strip p {
  margin: 5px 0 0;
  color: #525866;
  line-height: 1.45;
}

/* CTA FINAL */

.final-cta {
  padding: 58px 0;
  background: var(--dark);
  color: #fff;
}

.final-cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
}

.eyebrow-light {
  color: #bcb5ff;
}

.final-cta h2 {
  margin: 0;
  font-size: clamp(32px, 4vw, 46px);
  letter-spacing: -.035em;
}

.final-cta p {
  margin: 9px 0 0;
  color: #aeb4be;
}

.large-button {
  min-height: 56px;
  padding-inline: 30px;
  font-size: 15px;
}

/* FOOTER */

.footer {
  background: #0b0d10;
  color: #969da8;
  border-top: 1px solid #232730;
}

.footer-inner {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  font-size: 13px;
}

.footer a {
  color: #e0e3e8;
  font-weight: 800;
}

/* RESPONSIVO */

@media (max-width: 900px) {
  .header-inner {
    min-height: 96px;
  }

  .brand img {
    height: 88px;
  }

  .price-link {
    display: none;
  }

  .hero {
    background: var(--dark);
  }

  .hero-inner {
    min-height: auto;
    grid-template-columns: 1fr;
  }

  .hero-copy {
    padding: 56px 0 25px;
  }

  .hero-photo {
    min-height: 400px;
  }

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

  .hero-photo img {
    object-position: center;
    mix-blend-mode: normal;
    border-radius: 18px;
  }

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

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

@media (max-width: 600px) {
  .container {
    width: min(100% - 28px, 1180px);
  }

  .header-inner {
    min-height: 84px;
  }

  .brand img {
    height: 74px;
  }

  .header-actions {
    gap: 10px;
  }

  .header-actions .button {
    min-height: 42px;
    padding: 0 13px;
    font-size: 12px;
  }

  .hero-copy {
    padding-top: 42px;
  }

  .hero h1 {
    font-size: clamp(43px, 13vw, 60px);
  }

  .hero-text {
    font-size: 17px;
  }

  .hero-actions {
    display: grid;
    grid-template-columns: 1fr;
  }

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

  .hero-photo {
    min-height: 310px;
  }

  .models {
    padding: 62px 0;
  }

  .product-card {
    padding: 23px 20px;
  }

  .product-top {
    grid-template-columns: 110px 1fr;
    gap: 15px;
  }

  .product-top img {
    width: 110px;
    height: 95px;
  }

  .product-name h3 {
    font-size: 25px;
  }

  .spec-list div {
    align-items: flex-start;
  }

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

  .custom-strip {
    flex-direction: column;
    align-items: stretch;
  }

  .custom-strip .button {
    width: 100%;
  }

  .final-cta {
    padding: 46px 0;
  }

  .large-button {
    width: 100%;
    text-align: center;
  }

  .footer-inner {
    min-height: auto;
    padding: 20px 0;
    flex-direction: column;
    align-items: flex-start;
  }
}