:root {
  --kk-ivory: #F5F2EB;
  --kk-linen: #E7DED1;
  --kk-sand: #D8CCBB;
  --kk-taupe: #A79684;
  --kk-text: #5E574E;
  --kk-charcoal: #4C4742;
  --kk-terracotta: #B57E63;
  --kk-card: #FBF8F2;

  --font-display: 'Gilda Display', Georgia, serif;
  --font-body: 'Newsreader', Georgia, serif;
  --font-label: 'Jost', system-ui, sans-serif;

  --gutter: 16px;
  --max: 1160px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--kk-ivory);
  color: var(--kk-charcoal);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

img { display: block; max-width: 100%; height: auto; }
a { color: inherit; }

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 var(--gutter); }

/* ---------- Tipografia ---------- */
h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 1.2;
  margin: 0 0 .5em;
}
h1 { font-size: clamp(2.4rem, 6vw, 4.6rem); }
h2 { font-size: clamp(1.7rem, 3.4vw, 2.3rem); }
h3 { font-size: 1.35rem; }

p { margin: 0 0 1em; }

.label {
  font-family: var(--font-label);
  font-weight: 300;
  font-size: 10.5px;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--kk-taupe);
}
.eyebrow {
  font-family: var(--font-label);
  font-weight: 300;
  font-size: 10.5px;
  letter-spacing: .4em;
  text-transform: uppercase;
  color: var(--kk-terracotta);
}
.italic-voice { font-style: italic; }

/* ---------- Cabeçalho ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(245, 242, 235, .92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--kk-sand);
}
.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.brand img { height: 34px; width: auto; }
.nav a {
  font-family: var(--font-label);
  font-weight: 300;
  font-size: 11px;
  letter-spacing: .25em;
  text-transform: uppercase;
  text-decoration: none;
  margin-left: 28px;
  color: var(--kk-charcoal);
}
.nav a:hover { color: var(--kk-terracotta); }

/* ---------- Hero ---------- */
.hero {
  min-height: 86vh;
  display: grid;
  place-items: center;
  text-align: center;
  padding: 80px 0;
  position: relative;
}
.hero h1 { max-width: 14ch; margin: 18px auto 24px; }
.hero .lede {
  max-width: 40ch;
  margin: 0 auto 36px;
  font-size: 1.15rem;
  font-style: italic;
  color: var(--kk-text);
}
.hero .scroll-hint {
  position: absolute;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
}

/* ---------- Botões ---------- */
.btn {
  display: inline-block;
  font-family: var(--font-label);
  font-weight: 300;
  font-size: 11px;
  letter-spacing: .3em;
  text-transform: uppercase;
  text-decoration: none;
  padding: 16px 34px;
  border: 1px solid var(--kk-charcoal);
  color: var(--kk-charcoal);
  background: transparent;
  transition: background .3s, color .3s;
  cursor: pointer;
}
.btn:hover { background: var(--kk-charcoal); color: var(--kk-ivory); }
.btn.primary { background: var(--kk-charcoal); color: var(--kk-ivory); }
.btn.primary:hover { background: transparent; color: var(--kk-charcoal); }
.btn[disabled] { opacity: .5; cursor: not-allowed; }
.btn[disabled]:hover { background: transparent; color: var(--kk-charcoal); }

/* ---------- Seções ---------- */
section.block {
  padding: 96px 0;
  border-top: 1px solid var(--kk-sand);
}
.section-head { text-align: center; margin-bottom: 56px; }

/* ---------- Catálogo ---------- */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 40px 28px;
}
.card {
  text-decoration: none;
  background: var(--kk-card);
  border: 1px solid var(--kk-sand);
  box-shadow: 0 18px 40px -28px rgba(76, 71, 66, .55);
  transition: transform .6s cubic-bezier(.2, .7, .2, 1), box-shadow .6s;
}
.card:hover {
  transform: translateY(-6px);
  box-shadow: 0 30px 50px -28px rgba(76, 71, 66, .6);
}
.card .thumb {
  aspect-ratio: 4 / 5;
  background: var(--kk-linen);
  overflow: hidden;
  display: grid;
  place-items: center;
}
.card .thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.2s ease; }
.card:hover .thumb img { transform: scale(1.04); }
.card .thumb .placeholder {
  font-family: var(--font-display);
  color: var(--kk-taupe);
  font-size: 1.1rem;
}
.card .meta { padding: 22px 24px 26px; }
.card .name { font-family: var(--font-display); font-size: 1.35rem; margin: 6px 0 4px; }
.card .price { font-family: var(--font-label); font-weight: 300; letter-spacing: .1em; color: var(--kk-text); }

/* ---------- Como funciona ---------- */
.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 48px;
  text-align: center;
}
.steps .num {
  font-family: var(--font-display);
  font-size: 2.2rem;
  color: var(--kk-terracotta);
}

/* ---------- Página de produto ---------- */
.product {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 64px;
  padding: 56px 0 96px;
  align-items: start;
}
.gallery .main {
  background: var(--kk-card);
  border: 1px solid var(--kk-sand);
  aspect-ratio: 4 / 5;
  display: grid;
  place-items: center;
  overflow: hidden;
}
.gallery .main img { width: 100%; height: 100%; object-fit: cover; }
.gallery .thumbs { display: flex; gap: 12px; margin-top: 14px; flex-wrap: wrap; }
.gallery .thumbs button {
  width: 72px; height: 90px; padding: 0;
  border: 1px solid var(--kk-sand);
  background: var(--kk-card);
  cursor: pointer;
  overflow: hidden;
}
.gallery .thumbs button.active { border-color: var(--kk-charcoal); }
.gallery .thumbs img { width: 100%; height: 100%; object-fit: cover; }

.info .price {
  font-family: var(--font-label);
  font-weight: 300;
  font-size: 1.1rem;
  letter-spacing: .12em;
  margin: 8px 0 20px;
}
.info .edition { color: var(--kk-taupe); font-style: italic; margin-bottom: 24px; }

.personalize {
  margin: 32px 0;
  padding: 26px;
  background: var(--kk-linen);
  border: 1px solid var(--kk-sand);
}
.personalize label {
  display: block;
  font-family: var(--font-label);
  font-weight: 300;
  font-size: 10.5px;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--kk-taupe);
  margin-bottom: 10px;
}
.personalize input {
  width: 100%;
  font: inherit;
  font-size: 1.1rem;
  padding: 12px 14px;
  background: var(--kk-card);
  border: 1px solid var(--kk-sand);
  color: var(--kk-charcoal);
}
.personalize .preview {
  margin-top: 18px;
  text-align: center;
  font-family: var(--font-display);
  font-size: 1.6rem;
  color: var(--kk-terracotta);
  border-bottom: 1px solid var(--kk-taupe);
  padding-bottom: 10px;
  min-height: 2.4em;
}
.personalize .hint { font-size: 14px; color: var(--kk-taupe); margin-top: 10px; }

.details { list-style: none; padding: 0; margin: 28px 0 0; }
.details li {
  padding: 12px 0 12px 22px;
  border-bottom: 1px solid var(--kk-linen);
  position: relative;
}
.details li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 22px;
  width: 9px;
  height: 1px;
  background: var(--kk-terracotta);
}

.back {
  display: inline-block;
  margin: 28px 0 0;
  font-family: var(--font-label);
  font-weight: 300;
  font-size: 11px;
  letter-spacing: .25em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--kk-text);
}

/* ---------- Rodapé ---------- */
.site-footer {
  border-top: 1px solid var(--kk-sand);
  padding: 56px 0 40px;
  text-align: center;
  font-family: var(--font-label);
  font-weight: 300;
  font-size: 11px;
  letter-spacing: .25em;
  text-transform: uppercase;
  color: var(--kk-taupe);
}
.site-footer .tag { font-family: var(--font-body); font-style: italic; text-transform: none; letter-spacing: 0; font-size: 15px; margin-bottom: 14px; }
.site-footer a { color: var(--kk-text); }

/* ---------- Animação de entrada (scroll) ---------- */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 1.1s ease, transform 1.1s cubic-bezier(.2, .7, .2, 1);
}
.reveal.in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
  .reveal { opacity: 1; transform: none; }
}

/* ---------- Celular ---------- */
@media (max-width: 760px) {
  body { font-size: 16px; }
  .nav a { margin-left: 16px; font-size: 10px; letter-spacing: .18em; }
  .product { grid-template-columns: 1fr; gap: 40px; padding-top: 32px; }
  section.block { padding: 72px 0; }
  .hero { min-height: 78vh; }
}
@media (max-width: 420px) {
  .nav a:first-child { display: none; }
}