* {
  box-sizing: border-box;
}

:root {
  --bg: #f7f2ea;
  --paper: #fffaf2;
  --ink: #191715;
  --muted: #6c6258;
  --line: rgba(25, 23, 21, .14);
  --accent: #8a5a2b;
  --accent-dark: #5d391b;
  --shadow: 0 24px 70px rgba(34, 23, 12, .14);
  --radius: 28px;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 15% 10%, rgba(138, 90, 43, .13), transparent 30%),
    radial-gradient(circle at 85% 0%, rgba(25, 23, 21, .08), transparent 30%),
    var(--bg);
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 14px clamp(18px, 4vw, 56px);
  background: rgba(247, 242, 234, .88);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--line);
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: Cinzel, serif;
  font-weight: 800;
  letter-spacing: .06em;
  text-transform: uppercase;
}

.brand img {
  width: 54px;
  height: 54px;
  object-fit: contain;
  mix-blend-mode: multiply;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 8px;
}

.site-nav a {
  padding: 10px 14px;
  border-radius: 999px;
  font-weight: 700;
  color: var(--muted);
}

.site-nav a:hover {
  background: rgba(138, 90, 43, .11);
  color: var(--ink);
}

.menu-toggle {
  display: none;
  border: 0;
  background: transparent;
  padding: 8px;
}

.menu-toggle span {
  display: block;
  width: 26px;
  height: 2px;
  margin: 6px 0;
  background: var(--ink);
}

main {
  width: min(1180px, calc(100% - 36px));
  margin: 0 auto;
}

.hero {
  min-height: calc(100vh - 82px);
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  align-items: center;
  gap: clamp(28px, 5vw, 74px);
  padding: clamp(36px, 7vw, 92px) 0;
}

.hero-card {
  background: linear-gradient(145deg, #fff, #eee1d2);
  border: 1px solid rgba(25, 23, 21, .1);
  border-radius: 36px;
  box-shadow: var(--shadow);
  padding: clamp(18px, 3vw, 36px);
  display: grid;
  place-items: center;
}

.hero-logo {
  width: min(100%, 520px);
  object-fit: contain;
  mix-blend-mode: multiply;
  filter: drop-shadow(0 10px 20px rgba(0,0,0,.08));
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--accent);
  text-transform: uppercase;
  font-weight: 900;
  letter-spacing: .16em;
  font-size: .78rem;
}

h1, h2, h3 {
  margin: 0;
  line-height: 1.04;
}

h1, h2 {
  font-family: Cinzel, serif;
}

h1 {
  font-size: clamp(3rem, 8vw, 6.9rem);
  letter-spacing: -.055em;
}

h2 {
  font-size: clamp(2rem, 4vw, 4rem);
  letter-spacing: -.035em;
}

h3 {
  font-size: 1.35rem;
}

.lead {
  font-size: clamp(1.08rem, 1.7vw, 1.35rem);
  line-height: 1.75;
  color: var(--muted);
  max-width: 720px;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 28px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 22px;
  border-radius: 999px;
  font-weight: 900;
}

.btn.primary {
  color: #fff;
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  box-shadow: 0 12px 28px rgba(93, 57, 27, .24);
}

.btn.secondary {
  border: 1px solid var(--line);
  background: rgba(255,255,255,.48);
}

.section {
  padding: clamp(50px, 8vw, 100px) 0;
}

.intro {
  display: grid;
  grid-template-columns: .8fr 1.2fr;
  gap: clamp(22px, 5vw, 70px);
  border-top: 1px solid var(--line);
}

.intro p:last-child,
.panel p,
.contact p,
.care-grid p,
.features p {
  color: var(--muted);
  line-height: 1.75;
  font-size: 1.02rem;
}

.features,
.care-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.features article,
.care-grid article,
.panel {
  background: rgba(255, 250, 242, .74);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: 0 18px 48px rgba(34, 23, 12, .07);
}

.features strong {
  color: var(--accent);
  text-transform: uppercase;
  font-size: .76rem;
  letter-spacing: .14em;
}

.features h3,
.care-grid h3 {
  margin-top: 10px;
}

.split {
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 16px;
  padding: clamp(50px, 8vw, 100px) 0;
}

.panel.dark {
  background: #171411;
  color: #fff;
}

.panel.dark p {
  color: rgba(255,255,255,.74);
}

.check-list {
  padding: 0;
  margin: 22px 0 0;
  list-style: none;
}

.check-list li {
  padding: 14px 0 14px 34px;
  border-bottom: 1px solid var(--line);
  position: relative;
  color: var(--muted);
  font-weight: 650;
}

.check-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 900;
}

.section-title {
  max-width: 760px;
  margin-bottom: 28px;
}

.contact {
  margin: clamp(50px, 8vw, 100px) 0;
  padding: clamp(30px, 5vw, 58px);
  border-radius: 36px;
  background:
    linear-gradient(135deg, rgba(255,255,255,.82), rgba(232, 218, 199, .7)),
    url("assets/logo-quinta-do-santos.png") right -80px center/360px no-repeat;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 26px;
  align-items: center;
  overflow: hidden;
}

.whatsapp-card {
  background: #111;
  color: #fff;
  border-radius: 24px;
  padding: 22px 26px;
  min-width: 260px;
  box-shadow: 0 18px 36px rgba(0,0,0,.18);
}

.whatsapp-card span {
  display: block;
  color: rgba(255,255,255,.68);
  font-size: .9rem;
  margin-bottom: 6px;
}

.whatsapp-card strong {
  font-size: 1.2rem;
}

.floating-whatsapp {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 30;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 18px;
  border-radius: 999px;
  background: #25D366;
  color: #092d17;
  font-weight: 900;
  box-shadow: 0 14px 34px rgba(0,0,0,.22);
}

footer {
  padding: 36px 18px 46px;
  text-align: center;
  color: var(--muted);
  border-top: 1px solid var(--line);
}

footer img {
  width: 86px;
  display: block;
  margin: 0 auto 10px;
  mix-blend-mode: multiply;
}

@media (max-width: 900px) {
  .hero,
  .intro,
  .split,
  .contact {
    grid-template-columns: 1fr;
  }

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

  .contact {
    background-size: 260px;
    background-position: right -90px bottom -90px;
  }

  .menu-toggle {
    display: block;
  }

  .site-nav {
    position: fixed;
    top: 83px;
    left: 18px;
    right: 18px;
    display: none;
    flex-direction: column;
    padding: 16px;
    background: var(--paper);
    border: 1px solid var(--line);
    border-radius: 22px;
    box-shadow: var(--shadow);
  }

  .site-nav.open {
    display: flex;
  }

  .site-nav a {
    width: 100%;
  }
}

@media (max-width: 560px) {
  main {
    width: min(100% - 24px, 1180px);
  }

  .brand span {
    display: none;
  }

  .features,
  .care-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
    padding-top: 28px;
  }

  .floating-whatsapp {
    left: 18px;
    right: 18px;
  }
}