:root {
  --bg: #f5f2ec;
  --paper: #fffdf7;
  --ink: #101010;
  --muted: #665f55;
  --line: rgba(16, 16, 16, .14);
  --soft: #e9e3d8;
  --green: #6f7d69;
  --red: #a3473c;
  --blue: #315f7d;
  --gold: #b38b45;
  --shadow: 0 30px 70px rgba(32, 28, 22, .14);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  line-height: 1.5;
}

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

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

.topbar {
  min-height: 34px;
  display: grid;
  place-items: center;
  padding: 8px 16px;
  background: var(--ink);
  color: var(--paper);
  font-size: 12px;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 16px clamp(18px, 4vw, 58px);
  background: rgba(245, 242, 236, .92);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}

.brand-logo {
  width: clamp(185px, 20vw, 250px);
  height: auto;
}

.nav {
  display: flex;
  align-items: center;
  gap: clamp(14px, 2vw, 28px);
  color: rgba(16, 16, 16, .72);
  font-size: 14px;
}

.nav a:not(.button) {
  border-bottom: 1px solid transparent;
  transition: color .18s ease, border-color .18s ease;
}

.nav a:not(.button):hover {
  color: var(--ink);
  border-color: var(--ink);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 10px 16px;
  border: 1px solid var(--ink);
  border-radius: 999px;
  background: var(--ink);
  color: var(--paper);
  font-weight: 680;
}

.button.secondary {
  background: transparent;
  color: var(--ink);
}

.button.whatsapp {
  background: #1f9d57;
  border-color: #1f9d57;
  color: #fff;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, .92fr) minmax(330px, 1.08fr);
  align-items: center;
  gap: clamp(30px, 5vw, 82px);
  min-height: 76svh;
  padding: clamp(44px, 7vw, 96px) clamp(18px, 4vw, 64px);
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(circle at 78% 26%, rgba(255, 255, 255, .86), transparent 30%),
    linear-gradient(116deg, #fbf8f1 0%, #eee7dc 58%, #ded5c8 100%);
}

.hero-copy {
  max-width: 690px;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 760;
  letter-spacing: .12em;
  text-transform: uppercase;
}

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

h1 {
  margin-bottom: 22px;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(42px, 7vw, 88px);
  line-height: .94;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 16px;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(32px, 4.6vw, 58px);
  line-height: 1;
}

h3 {
  margin-bottom: 10px;
  font-size: 20px;
}

.lead {
  max-width: 620px;
  margin-bottom: 26px;
  color: rgba(16, 16, 16, .72);
  font-size: clamp(18px, 2vw, 22px);
}

.hero-actions,
.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

.hero-card {
  display: grid;
  gap: 20px;
}

.product-visual {
  margin: 0;
  overflow: hidden;
  border: 1px solid rgba(16, 16, 16, .12);
  background: rgba(255, 253, 247, .7);
  box-shadow: var(--shadow);
}

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

.product-visual.case-portrait img {
  object-fit: contain;
}

.product-visual figcaption {
  padding: 14px 16px;
  border-top: 1px solid var(--line);
  background: rgba(255, 253, 247, .88);
  color: rgba(16, 16, 16, .68);
  font-size: 13px;
}

.quick-specs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--line);
}

.quick-specs span {
  display: grid;
  min-height: 72px;
  place-items: center;
  padding: 12px;
  background: rgba(255, 253, 247, .76);
  text-align: center;
  font-size: 13px;
  font-weight: 760;
  text-transform: uppercase;
  letter-spacing: .08em;
}

.section {
  padding: clamp(56px, 8vw, 106px) clamp(18px, 4vw, 64px);
}

.wrap {
  max-width: 1180px;
  margin: 0 auto;
}

.split {
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(300px, 1.1fr);
  gap: clamp(28px, 5vw, 76px);
  align-items: start;
}

.muted {
  color: rgba(16, 16, 16, .68);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.feature {
  min-height: 210px;
  padding: clamp(22px, 3vw, 34px);
  background: var(--paper);
}

.feature strong {
  display: block;
  margin-bottom: 16px;
  font-size: 13px;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.dark {
  background: var(--ink);
  color: var(--paper);
}

.dark .muted,
.dark .eyebrow {
  color: rgba(255, 253, 247, .66);
}

.dark .feature,
.dark .feature .muted {
  color: rgba(16, 16, 16, .72);
}

.dark .feature strong {
  color: var(--ink);
}

.idea-list {
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.idea-list li {
  display: grid;
  gap: 5px;
  padding: 16px 0;
  border-top: 1px solid rgba(16, 16, 16, .14);
}

.idea-list strong {
  font-size: 17px;
}

.info-list {
  display: grid;
  gap: 1px;
  margin: 0;
  padding: 0;
  border: 1px solid var(--line);
  background: var(--line);
  list-style: none;
}

.info-list li {
  display: grid;
  gap: 5px;
  padding: 18px 20px;
  background: var(--paper);
}

.info-list strong {
  font-size: 13px;
  letter-spacing: .1em;
  text-transform: uppercase;
}

.policy-copy {
  display: grid;
  gap: 22px;
}

.policy-copy section {
  padding-bottom: 22px;
  border-bottom: 1px solid var(--line);
}

.policy-copy section:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.policy-copy h2 {
  margin-bottom: 10px;
  font-size: clamp(26px, 3.4vw, 44px);
}

.policy-copy ul {
  margin: 0;
  padding-left: 20px;
  color: rgba(16, 16, 16, .68);
}

.policy-copy li + li {
  margin-top: 8px;
}

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

.real-case {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper);
  box-shadow: 0 18px 42px rgba(32, 28, 22, .08);
}

.real-case img {
  width: 100%;
  height: auto;
  object-fit: contain;
  background: var(--soft);
}

.real-case div {
  display: grid;
  gap: 5px;
  padding: 15px;
  border-top: 1px solid var(--line);
}

.real-case strong {
  font-size: 15px;
}

.real-case span {
  color: rgba(16, 16, 16, .68);
  font-size: 13px;
}

.faq-list {
  display: grid;
  gap: 12px;
}

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

.faq-item summary {
  cursor: pointer;
  padding: 18px 20px;
  font-weight: 760;
}

.faq-item p {
  margin: 0;
  padding: 0 20px 20px;
  color: rgba(16, 16, 16, .68);
}

.related {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.related a {
  padding: 9px 12px;
  border: 1px solid rgba(255, 253, 247, .24);
  border-radius: 999px;
  color: rgba(255, 253, 247, .82);
  font-size: 13px;
}

.cta {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 28px;
  align-items: center;
  padding: clamp(30px, 5vw, 48px);
  border: 1px solid var(--line);
  background: var(--paper);
}

.footer {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 28px clamp(18px, 4vw, 64px);
  background: var(--ink);
  color: rgba(255, 253, 247, .58);
  border-top: 1px solid rgba(255, 253, 247, .18);
  font-size: 13px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 10px 16px;
}

.footer-links a {
  color: rgba(255, 253, 247, .78);
  border-bottom: 1px solid rgba(255, 253, 247, .22);
}

.whatsapp-float {
  position: fixed;
  right: clamp(16px, 3vw, 28px);
  bottom: clamp(16px, 3vw, 28px);
  z-index: 60;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 52px;
  padding: 12px 18px 12px 13px;
  border-radius: 999px;
  background: #1f9d57;
  color: #fff;
  box-shadow: 0 18px 42px rgba(0, 0, 0, .22);
  font-weight: 760;
  transition: transform .18s ease, box-shadow .18s ease;
}

.whatsapp-float:hover {
  transform: translateY(-2px);
  box-shadow: 0 22px 50px rgba(0, 0, 0, .28);
}

.whatsapp-icon {
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: rgba(255, 255, 255, .18);
  font-size: 12px;
  letter-spacing: 0;
}

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

.trust-card {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper);
  box-shadow: 0 18px 42px rgba(32, 28, 22, .08);
}

.trust-card img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  background: var(--soft);
}

.trust-card div {
  display: grid;
  gap: 5px;
  padding: 15px;
  border-top: 1px solid var(--line);
}

.trust-card strong {
  font-size: 15px;
}

.trust-card span {
  color: rgba(16, 16, 16, .68);
  font-size: 13px;
}

.trust-band {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  margin-top: 28px;
  border: 1px solid var(--line);
  background: var(--line);
}

.trust-band div {
  min-height: 128px;
  padding: 18px;
  background: var(--paper);
}

.trust-band strong {
  display: block;
  margin-bottom: 8px;
  font-size: 13px;
  letter-spacing: .1em;
  text-transform: uppercase;
}

.trust-band span {
  color: rgba(16, 16, 16, .68);
  font-size: 14px;
}
@media (max-width: 900px) {
  .nav a:not(.button) { display: none; }

  .hero,
  .split,
  .cta {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

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

  .quick-specs {
    grid-template-columns: 1fr;
  }

  .case-gallery,
  .trust-gallery,
  .trust-band {
    grid-template-columns: 1fr 1fr;
  }

  .cta-actions {
    justify-content: flex-start;
  }

  .footer {
    flex-direction: column;
  }

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

@media (max-width: 560px) {
  .header {
    align-items: flex-start;
    flex-direction: column;
  }

  .brand-logo {
    width: min(230px, 78vw);
  }

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

  .case-gallery,
  .trust-gallery,
  .trust-band {
    grid-template-columns: 1fr;
  }

  .whatsapp-float {
    left: 16px;
    right: 16px;
    justify-content: center;
  }
}