/* ═══════════════════════════════════════════════════
   CONVIDA ATELIÊ — estilo
   Editorial tropical brasileiro · quente, botânico, autoral
   ═══════════════════════════════════════════════════ */

:root {
  --cream:    #F6EFE1;
  --cream-2:  #EFE5D2;
  --paper:    #FBF6EC;
  --ink:      #241F17;
  --ink-soft: #4A4335;
  --forest:   #1E3A2B;
  --forest-2: #294a37;
  --leaf:     #4A7355;
  --terra:    #B85C38;
  --terra-2:  #A44E2E;
  --ochre:    #C7962F;
  --sand:     #CDB89A;
  --line:     rgba(36,31,23,0.16);
  --line-luz: rgba(255,255,255,0.32);
  --serif: 'Fraunces', Georgia, 'Times New Roman', serif;
  --sans:  'Jost', -apple-system, Segoe UI, Roboto, sans-serif;
  --wrap: 1280px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--sans);
  background: var(--cream);
  color: var(--ink);
  font-weight: 300;
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
em { font-style: italic; }

::selection { background: var(--terra); color: var(--paper); }

/* ── tipos utilitários ── */
.eyebrow {
  display: inline-block;
  font-size: 0.7rem; letter-spacing: 0.32em; text-transform: uppercase;
  font-weight: 400; color: var(--terra);
}
.eyebrow-luz { color: var(--sand); }

.secao-titulo {
  font-family: var(--serif);
  font-weight: 300;
  font-size: clamp(2rem, 5vw, 3.6rem);
  line-height: 1.04;
  letter-spacing: -0.01em;
  color: var(--ink);
}
.secao-corpo {
  font-size: 1.02rem; color: var(--ink-soft);
  max-width: 42ch; line-height: 1.7;
}

/* ── botões ── */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 0.5rem; cursor: pointer;
  font-family: var(--sans); font-size: 0.72rem;
  letter-spacing: 0.22em; text-transform: uppercase; font-weight: 400;
  padding: 1rem 1.9rem; border: 1px solid transparent;
  transition: background 0.3s var(--ease), color 0.3s var(--ease), border-color 0.3s var(--ease);
}
.btn-fill { background: var(--forest); color: var(--paper); border-color: var(--forest); }
.btn-fill:hover { background: var(--terra); border-color: var(--terra); }
.btn-line { background: transparent; color: var(--ink); border-color: var(--line); }
.btn-line:hover { border-color: var(--ink); background: var(--ink); color: var(--paper); }
.btn-line-luz { color: var(--paper); border-color: var(--line-luz); }
.btn-line-luz:hover { background: var(--paper); color: var(--ink); border-color: var(--paper); }

.h-rule { flex: 1; height: 1px; background: var(--line); max-width: 120px; }

.seal {
  font-size: 0.68rem; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--forest); border: 1px solid var(--line);
  padding: 0.5rem 0.9rem; border-radius: 100px;
}

/* ═══ TOPBAR ═══ */
.topbar {
  background: var(--forest); color: var(--sand);
  display: flex; align-items: center; justify-content: center; gap: 0.9rem;
  font-size: 0.66rem; letter-spacing: 0.18em; text-transform: uppercase;
  padding: 0.55rem 1rem; text-align: center;
}
.topbar-dot { opacity: 0.5; }

/* ═══ NAV ═══ */
.nav {
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.1rem clamp(1.2rem, 4vw, 3rem);
  background: rgba(246,239,225,0.86);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.4s, background 0.4s, padding 0.4s;
}
.nav.scrolled { border-bottom-color: var(--line); padding-top: 0.8rem; padding-bottom: 0.8rem; }
.brand { display: flex; align-items: baseline; gap: 0.4rem; }
.brand-name { font-family: var(--serif); font-size: 1.6rem; font-weight: 400; letter-spacing: 0.01em; color: var(--forest); }
.brand-sub { font-size: 0.66rem; letter-spacing: 0.34em; text-transform: uppercase; color: var(--terra); }
.nav-links { display: flex; gap: clamp(1.2rem, 2.6vw, 2.4rem); }
.nav-links a {
  font-size: 0.76rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink-soft);
  position: relative; padding: 0.3rem 0; transition: color 0.3s;
}
.nav-links a::after {
  content: ''; position: absolute; left: 0; bottom: 0; width: 0; height: 1px;
  background: var(--terra); transition: width 0.35s var(--ease);
}
.nav-links a:hover { color: var(--ink); }
.nav-links a:hover::after { width: 100%; }

.nav-acoes { display: flex; align-items: center; gap: 0.7rem; }
.icone-btn {
  width: 42px; height: 42px; display: grid; place-items: center;
  background: transparent; border: 1px solid var(--line); border-radius: 50%;
  color: var(--ink); cursor: pointer; position: relative;
  transition: border-color 0.3s, color 0.3s, background 0.3s;
}
.icone-btn:hover { border-color: var(--forest); color: var(--forest); }
.icone-btn svg { width: 19px; height: 19px; fill: none; stroke: currentColor; stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; }
.carrinho-num {
  position: absolute; top: -4px; right: -4px;
  min-width: 18px; height: 18px; padding: 0 4px;
  background: var(--terra); color: var(--paper);
  border-radius: 100px; font-size: 0.6rem; font-weight: 500;
  display: grid; place-items: center; line-height: 1;
}

.burger { display: none; width: 42px; height: 42px; background: none; border: none; cursor: pointer; flex-direction: column; gap: 5px; align-items: center; justify-content: center; }
.burger span { width: 22px; height: 1.5px; background: var(--ink); transition: transform 0.3s, opacity 0.3s; }
.burger.aberto span:nth-child(1) { transform: translateY(3.2px) rotate(45deg); }
.burger.aberto span:nth-child(2) { transform: translateY(-3.2px) rotate(-45deg); }

.nav-mobile {
  position: fixed; inset: 0; z-index: 45;
  background: var(--paper);
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 1.4rem;
  opacity: 0; pointer-events: none; transform: translateY(-8px);
  transition: opacity 0.4s, transform 0.4s;
}
.nav-mobile.open { opacity: 1; pointer-events: auto; transform: none; }
.nav-mobile a { font-family: var(--serif); font-size: 2rem; color: var(--forest); }

/* ═══ HERO ═══ */
.hero { position: relative; min-height: 92vh; display: flex; align-items: flex-end; overflow: hidden; }
.hero-img {
  position: absolute; inset: 0; background-size: cover; background-position: center;
  transform: scale(1.04);
}
.hero-veil {
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(20,30,22,0.28) 0%, rgba(20,30,22,0.05) 35%, rgba(18,26,20,0.72) 100%);
}
.hero-inner {
  position: relative; z-index: 2;
  padding: clamp(2rem, 6vw, 5rem) clamp(1.4rem, 5vw, 4.5rem) clamp(3.5rem, 7vw, 5.5rem);
  max-width: 760px;
}
.eyebrow-luz.reveal { color: var(--sand); }
.hero-titulo {
  font-family: var(--serif); font-weight: 300;
  font-size: clamp(2.6rem, 8vw, 6rem); line-height: 0.98;
  letter-spacing: -0.02em; color: var(--paper);
  margin: 1.1rem 0 1.3rem;
}
.hero-titulo em { color: var(--sand); font-style: italic; }
.hero-sub { color: rgba(251,246,236,0.9); font-size: clamp(1rem, 1.6vw, 1.2rem); max-width: 46ch; line-height: 1.65; }
.hero-acoes { display: flex; flex-wrap: wrap; gap: 0.9rem; margin-top: 2.2rem; }
.hero-scroll {
  position: absolute; bottom: 1.5rem; right: clamp(1.4rem, 5vw, 4.5rem); z-index: 2;
  display: flex; flex-direction: column; align-items: center; gap: 0.5rem;
  color: rgba(251,246,236,0.7); font-size: 0.62rem; letter-spacing: 0.24em; text-transform: uppercase;
}
.hero-scroll i { width: 1px; height: 34px; background: linear-gradient(var(--sand), transparent); animation: scrolldown 1.8s var(--ease) infinite; }
@keyframes scrolldown { 0% { transform: scaleY(0); transform-origin: top; } 45% { transform: scaleY(1); transform-origin: top; } 55% { transform: scaleY(1); transform-origin: bottom; } 100% { transform: scaleY(0); transform-origin: bottom; } }

/* ═══ MANIFESTO ═══ */
.manifesto { background: var(--paper); padding: clamp(4rem, 10vw, 8rem) clamp(1.4rem, 5vw, 3rem); }
.manifesto-inner { max-width: 900px; margin: 0 auto; text-align: center; }
.manifesto-txt {
  font-family: var(--serif); font-weight: 300;
  font-size: clamp(1.5rem, 3.6vw, 2.7rem); line-height: 1.28; color: var(--ink);
  margin-top: 1.3rem; letter-spacing: -0.01em;
}
.manifesto-txt em { color: var(--terra); }

/* ═══ blocos genéricos ═══ */
.secao-head { max-width: var(--wrap); margin: 0 auto; padding: 0 clamp(1.4rem, 5vw, 3rem); text-align: center; display: flex; flex-direction: column; align-items: center; gap: 0.9rem; }
.secao-head .secao-corpo { margin: 0 auto; text-align: center; }

/* ═══ COLEÇÃO ═══ */
.colecao { padding: clamp(4rem, 9vw, 7.5rem) 0; }
.grade-colecao {
  max-width: var(--wrap); margin: clamp(2.5rem, 5vw, 4rem) auto 0;
  padding: 0 clamp(1.4rem, 5vw, 3rem);
  display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(1rem, 2.2vw, 2rem);
}
.peca-card { display: flex; flex-direction: column; group: card; }
.peca-media { overflow: hidden; display: block; aspect-ratio: 3/4; background: var(--cream-2); }
.peca-img { display: block; width: 100%; height: 100%; background-size: cover; background-position: center; transition: transform 0.9s var(--ease); }
.peca-card:hover .peca-img { transform: scale(1.05); }
.peca-corpo { padding: 1.3rem 0.2rem 0; display: flex; flex-direction: column; gap: 0.5rem; }
.peca-nome { font-family: var(--serif); font-size: 1.5rem; font-weight: 400; color: var(--ink); }
.peca-hist { font-size: 0.92rem; color: var(--ink-soft); line-height: 1.55; min-height: 2.8em; }
.peca-rodape { display: flex; align-items: center; justify-content: space-between; margin-top: 0.5rem; padding-top: 0.8rem; border-top: 1px solid var(--line); }
.peca-preco { font-size: 0.78rem; letter-spacing: 0.04em; color: var(--forest); }
.peca-ver { font-size: 0.72rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--terra); transition: transform 0.3s var(--ease); }
.peca-card:hover .peca-ver { transform: translateX(4px); }
.colecao-cta { display: flex; align-items: center; justify-content: center; gap: 1.4rem; max-width: 640px; margin: clamp(2.5rem, 5vw, 4rem) auto 0; padding: 0 1.4rem; }

/* ═══ CATEGORIAS ═══ */
.categorias { background: var(--forest); color: var(--paper); padding: clamp(4rem, 9vw, 7.5rem) 0; }
.categorias .eyebrow { color: var(--sand); }
.categorias .secao-titulo { color: var(--paper); }
.grade-cat {
  max-width: var(--wrap); margin: clamp(2.5rem, 5vw, 4rem) auto 0;
  padding: 0 clamp(1.4rem, 5vw, 3rem);
  display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(0.9rem, 1.8vw, 1.4rem);
}
.cat-card {
  aspect-ratio: 3/4; border-radius: 3px; padding: 1.6rem 1.4rem;
  display: flex; flex-direction: column; justify-content: flex-end; gap: 0.4rem;
  position: relative; overflow: hidden; isolation: isolate;
  transition: transform 0.5s var(--ease);
}
.cat-card::after { content: ''; position: absolute; inset: 0; z-index: -1; opacity: 0.92; transition: opacity 0.4s; }
.cat-card:hover { transform: translateY(-6px); }
.cat-card:hover::after { opacity: 1; }
.cat-verde::after  { background: linear-gradient(160deg, #2f5540, #1c3527); }
.cat-terra::after  { background: linear-gradient(160deg, #c26541, #8f4327); }
.cat-ocre::after   { background: linear-gradient(160deg, #cf9f3c, #a2761f); }
.cat-escura::after { background: linear-gradient(160deg, #3a3a30, #1f1f18); }
.cat-nome { font-family: var(--serif); font-size: 1.35rem; color: var(--paper); }
.cat-desc { font-size: 0.82rem; color: rgba(251,246,236,0.82); line-height: 1.5; }
.cat-ver { font-size: 0.68rem; letter-spacing: 0.14em; text-transform: uppercase; color: rgba(251,246,236,0.9); margin-top: 0.6rem; }

/* ═══ HISTÓRIA / LUMINÁRIAS ═══ */
.historia, .sobre {
  max-width: var(--wrap); margin: 0 auto;
  padding: clamp(4rem, 9vw, 7.5rem) clamp(1.4rem, 5vw, 3rem);
  display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 5vw, 5rem); align-items: center;
}
.historia-media img, .sobre-media img { border-radius: 3px; width: 100%; height: 100%; object-fit: cover; aspect-ratio: 4/5; }
.historia-texto, .sobre-texto { display: flex; flex-direction: column; gap: 1.2rem; align-items: flex-start; }
.historia-texto .btn, .sobre-texto .btn { margin-top: 0.6rem; }
.sobre-corpo { display: flex; flex-direction: column; gap: 1rem; }
.sobre-corpo p { color: var(--ink-soft); line-height: 1.75; max-width: 46ch; }
.sobre-selos { display: flex; flex-wrap: wrap; gap: 0.6rem; margin-top: 0.6rem; }

/* ═══ CONTATO ═══ */
.contato { background: var(--forest-2); color: var(--paper); }
.contato-inner {
  max-width: var(--wrap); margin: 0 auto;
  padding: clamp(4rem, 9vw, 7rem) clamp(1.4rem, 5vw, 3rem);
  display: grid; grid-template-columns: 1.1fr 0.9fr; gap: clamp(2.5rem, 5vw, 5rem); align-items: center;
}
.contato .secao-titulo { color: var(--paper); }
.contato .secao-corpo { color: rgba(251,246,236,0.85); }
.contato-texto { display: flex; flex-direction: column; gap: 1.1rem; align-items: flex-start; }
.contato-acoes { display: flex; flex-wrap: wrap; gap: 0.9rem; margin-top: 0.8rem; }
.contato-form { background: rgba(255,255,255,0.05); border: 1px solid var(--line-luz); border-radius: 4px; padding: clamp(1.6rem, 3vw, 2.4rem); }
.form-rot { display: block; font-family: var(--serif); font-size: 1.3rem; color: var(--paper); margin-bottom: 1.1rem; }
.form-linha { display: flex; gap: 0.6rem; flex-wrap: wrap; }
.form-linha input {
  flex: 1; min-width: 180px; background: transparent; border: 1px solid var(--line-luz);
  color: var(--paper); padding: 0.95rem 1rem; font-family: var(--sans); font-size: 0.9rem;
}
.form-linha input::placeholder { color: rgba(251,246,236,0.5); }
.form-linha input:focus { outline: none; border-color: var(--sand); }
.form-nota { display: block; margin-top: 0.9rem; font-size: 0.72rem; color: rgba(251,246,236,0.6); }

/* ═══ FOOTER ═══ */
.footer { background: var(--ink); color: var(--cream); }
.footer-top {
  max-width: var(--wrap); margin: 0 auto; padding: clamp(3rem, 6vw, 5rem) clamp(1.4rem, 5vw, 3rem);
  display: grid; grid-template-columns: 1.2fr 2fr; gap: 3rem;
}
.footer-marca .brand-name { color: var(--cream); }
.footer-marca .brand-sub { color: var(--ochre); }
.footer-tag { font-family: var(--serif); font-style: italic; font-size: 1.15rem; color: var(--sand); margin-top: 0.9rem; max-width: 26ch; line-height: 1.4; }
.footer-cols { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.footer-col { display: flex; flex-direction: column; gap: 0.7rem; }
.footer-col-tit { font-size: 0.68rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--ochre); margin-bottom: 0.3rem; }
.footer-col a { font-size: 0.88rem; color: rgba(246,239,225,0.72); transition: color 0.3s; }
.footer-col a:hover { color: var(--cream); }
.footer-base {
  border-top: 1px solid rgba(255,255,255,0.1);
  max-width: var(--wrap); margin: 0 auto; padding: 1.4rem clamp(1.4rem, 5vw, 3rem);
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 0.5rem;
  font-size: 0.72rem; color: rgba(246,239,225,0.5); letter-spacing: 0.05em;
}

/* ═══ CALCULADORA ═══ */
.calc { position: fixed; inset: 0; z-index: 90; background: rgba(20,26,20,0.6); backdrop-filter: blur(4px); display: grid; place-items: center; padding: 1.4rem; }
.calc[hidden] { display: none; }
.calc-caixa { background: var(--paper); max-width: 460px; width: 100%; padding: clamp(1.8rem, 4vw, 2.6rem); border-radius: 4px; position: relative; }
.calc-fechar { position: absolute; top: 1rem; right: 1.1rem; background: none; border: none; font-size: 1.6rem; line-height: 1; color: var(--ink-soft); cursor: pointer; }
.calc-titulo { font-family: var(--serif); font-weight: 400; font-size: 1.7rem; margin: 0.5rem 0 0.6rem; }
.calc-ajuda { font-size: 0.86rem; color: var(--ink-soft); line-height: 1.6; }
.calc-campos { display: grid; grid-template-columns: 1fr 1fr; gap: 0.9rem; margin: 1.4rem 0; }
.calc-campos label { display: flex; flex-direction: column; gap: 0.4rem; font-size: 0.72rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-soft); }
.calc-campos input { border: 1px solid var(--line); background: var(--cream); padding: 0.8rem; font-family: var(--sans); font-size: 1rem; color: var(--ink); border-radius: 2px; }
.calc-campos input:focus { outline: none; border-color: var(--forest); }
.calc-resultado { display: flex; flex-direction: column; gap: 0.7rem; margin: 0.4rem 0 1rem; padding: 1.1rem; background: var(--cream-2); border-radius: 3px; }
.calc-res-linha { display: flex; justify-content: space-between; align-items: baseline; font-size: 0.9rem; color: var(--ink-soft); }
.calc-res-linha strong { font-family: var(--serif); color: var(--ink); }
.calc-res-destaque strong { font-size: 1.7rem; color: var(--terra); }
.calc-resultado .btn { margin-top: 0.5rem; width: 100%; }
.calc-nota { display: block; font-size: 0.7rem; color: var(--ink-soft); opacity: 0.75; }

/* ═══ WHATSAPP FLUTUANTE ═══ */
.wa-float {
  position: fixed; bottom: 1.4rem; right: 1.4rem; z-index: 60;
  width: 56px; height: 56px; border-radius: 50%;
  background: var(--forest); color: var(--paper);
  display: grid; place-items: center; box-shadow: 0 8px 26px rgba(20,30,22,0.35);
  transition: transform 0.3s var(--ease), background 0.3s;
}
.wa-float:hover { transform: scale(1.08); background: var(--terra); }
.wa-float svg { width: 28px; height: 28px; fill: currentColor; }

/* ═══ TOAST ═══ */
.toast {
  position: fixed; bottom: 1.4rem; left: 50%; transform: translateX(-50%) translateY(20px);
  z-index: 95; background: var(--ink); color: var(--cream);
  padding: 0.9rem 1.4rem; border-radius: 100px; font-size: 0.82rem;
  box-shadow: 0 10px 30px rgba(0,0,0,0.25); opacity: 0; pointer-events: none;
  transition: opacity 0.35s, transform 0.35s; max-width: 90vw; text-align: center;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ═══ REVEAL ═══ */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity 1s var(--ease), transform 1s var(--ease); }
.reveal.vis { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
  .hero-scroll i { animation: none; }
}

/* ═══ RESPONSIVO ═══ */
@media (max-width: 940px) {
  .nav-links { display: none; }
  .burger { display: flex; }
  .grade-cat { grid-template-columns: repeat(2, 1fr); }
  .historia, .sobre { grid-template-columns: 1fr; gap: 2rem; }
  .sobre-media { order: -1; }
  .contato-inner { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; gap: 2rem; }
}
@media (max-width: 680px) {
  .grade-colecao { grid-template-columns: 1fr; max-width: 440px; }
  .peca-hist { min-height: 0; }
  .grade-cat { grid-template-columns: 1fr 1fr; }
  .footer-cols { grid-template-columns: 1fr 1fr; }
  .footer-base { flex-direction: column; }
  .hero { min-height: 88vh; }
}