*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}

:root{
  --bg:#f7f8fa;
  --card:#ffffff;
  --text:#1f2328;
  --muted:#596273;
  --line:#e8ecf1;
  --brand:#7a5c45;
  --brand-hover:#684c37;
  --brand-soft:#f3ece4;
  --panel:#1f2328;
  --whatsapp:#25d366;
  --shadow:0 8px 24px rgba(0,0,0,.06);
  --shadow-soft:0 10px 30px rgba(24,18,14,.06);
  --shadow-nav:0 10px 30px rgba(24,18,14,.07);
  --radius:14px;
  --radius-lg:18px;
  --focus:0 0 0 3px rgba(122,92,69,.18);
}

body{
  min-height:100vh;
  display:flex;
  flex-direction:column;
  font-family:'Poppins',sans-serif;
  background:var(--bg);
  color:var(--text);
}

/* ===== Layout ===== */
.container{
  flex:1 0 auto;
  max-width:1100px;
  margin:0 auto;
  padding:104px 20px 28px;
}

/* ===== Navbar ===== */
.site-nav{
  position:fixed;
  top:0;
  left:0;
  right:0;
  z-index:80;
  background:rgba(255,255,255,.88);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(31,35,40,.05);
  box-shadow:var(--shadow-nav);
}

.site-nav__inner{
  width:min(100% - 28px, 1280px);
  margin:0 auto;
  min-height:78px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
}

.site-nav__brand{
  display:inline-flex;
  align-items:center;
  flex-shrink:0;
  text-decoration:none;
}

.site-nav__logo{
  height:48px;
  width:auto;
  display:block;
}

.site-nav__links{
  display:flex;
  align-items:center;
  justify-content:flex-end;
  gap:22px;
  flex:1;
}

.site-nav__menu{
  display:flex;
  align-items:center;
  gap:4px;
}

.site-nav__link{
  display:inline-flex;
  align-items:center;
  padding:8px 12px;
  border-radius:10px;
  text-decoration:none;
  font-size:.9rem;
  font-weight:500;
  color:var(--muted);
  transition:color .18s ease, background .18s ease;
  white-space:nowrap;
}

.site-nav__link:hover{
  color:var(--text);
  background:rgba(31,35,40,.05);
}

.site-nav__link.is-active{
  color:var(--brand);
  background:var(--brand-soft);
  font-weight:600;
}

.site-nav__actions{
  display:flex;
  align-items:center;
  gap:10px;
  margin-left:10px;
}

.site-nav__btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:42px;
  padding:0 16px;
  border-radius:999px;
  text-decoration:none;
  font-size:.92rem;
  font-weight:600;
  transition:transform .18s ease, box-shadow .18s ease, background .18s ease, color .18s ease, border-color .18s ease;
}

.site-nav__btn:focus-visible,
.site-nav__toggle:focus-visible{
  outline:none;
  box-shadow:var(--focus);
}

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

.site-nav__btn--whatsapp{
  background:var(--whatsapp);
  color:#fff;
  box-shadow:0 8px 18px rgba(37,211,102,.22);
}

.site-nav__btn--whatsapp:hover{
  filter:brightness(.97);
  box-shadow:0 12px 24px rgba(37,211,102,.28);
}

.site-nav__btn--panel{
  background:transparent;
  color:var(--text);
  border:1px solid rgba(31,35,40,.10);
}

.site-nav__btn--panel:hover{
  background:#fff;
  border-color:rgba(31,35,40,.14);
  box-shadow:0 10px 20px rgba(24,18,14,.06);
}

.site-nav__toggle{
  display:none;
  width:46px;
  height:46px;
  border:0;
  border-radius:14px;
  background:rgba(122,92,69,.08);
  cursor:pointer;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:5px;
  transition:background .18s ease, transform .18s ease;
}

.site-nav__toggle:hover{
  background:rgba(122,92,69,.12);
  transform:translateY(-1px);
}

.site-nav__toggle span{
  display:block;
  width:18px;
  height:2px;
  border-radius:999px;
  background:#312924;
  transition:transform .22s ease, opacity .22s ease;
}

.site-nav__toggle.is-active span:nth-child(1){
  transform:translateY(7px) rotate(45deg);
}

.site-nav__toggle.is-active span:nth-child(2){
  opacity:0;
}

.site-nav__toggle.is-active span:nth-child(3){
  transform:translateY(-7px) rotate(-45deg);
}

/* ===== Footer ===== */
.footer{
  margin-top:auto;
  background:#fff;
  border-top:1px solid var(--line);
  font-size:.9rem;
}

.footer__inner{
  max-width:1100px;
  margin:0 auto;
  padding:40px 20px 32px;
  display:grid;
  grid-template-columns:2fr 1fr 1.5fr;
  gap:40px;
  align-items:start;
}

.footer__brand{
  display:flex;
  flex-direction:column;
  gap:12px;
}

.footer__logo{
  display:block;
  flex:none;
  align-self:flex-start;
  height:auto;
  width:auto;
  min-width:0;
  max-height:38px;
  max-width:37.0114285714px;
  object-fit:contain;
  opacity:.85;
}

.footer__brand p{
  color:var(--muted);
  line-height:1.65;
  max-width:280px;
  font-size:.88rem;
  margin:0;
}

.footer__nav{
  display:flex;
  flex-direction:column;
  gap:6px;
}

.footer__nav-title{
  font-size:.75rem;
  font-weight:700;
  letter-spacing:.1em;
  text-transform:uppercase;
  color:var(--muted);
  margin:0 0 6px;
}

.footer__nav-link{
  color:var(--text);
  text-decoration:none;
  font-size:.9rem;
  padding:2px 0;
  transition:color .15s ease;
}

.footer__nav-link:hover{
  color:var(--brand);
}

.footer__contact{
  display:flex;
  flex-direction:column;
  gap:10px;
}

.footer__contact-item{
  display:flex;
  align-items:flex-start;
  gap:8px;
  color:var(--muted);
  font-size:.88rem;
  line-height:1.55;
  margin:0;
}

.footer__contact-item svg{
  flex-shrink:0;
  margin-top:3px;
  color:var(--brand);
}

.footer__whatsapp{
  display:inline-flex;
  align-items:center;
  gap:8px;
  background:var(--whatsapp);
  color:#fff;
  text-decoration:none;
  border-radius:999px;
  padding:9px 16px;
  font-size:.88rem;
  font-weight:600;
  width:fit-content;
  box-shadow:0 6px 14px rgba(37,211,102,.22);
  transition:filter .18s ease, transform .18s ease, box-shadow .18s ease;
}

.footer__whatsapp:hover{
  filter:brightness(.95);
  transform:translateY(-1px);
  box-shadow:0 10px 20px rgba(37,211,102,.28);
}

.footer__bottom{
  border-top:1px solid var(--line);
  text-align:center;
  padding:.9rem 20px;
  color:var(--muted);
  font-size:.82rem;
}

.footer__bottom p{
  margin:0;
}

/* ===== Animations ===== */
.reveal{
  opacity:0;
  transform:translateY(12px);
  transition:opacity .6s ease, transform .6s ease;
}

.reveal.is-visible{
  opacity:1;
  transform:translateY(0);
}

.fade-in{
  animation:fadeIn .5s ease both;
}

@keyframes fadeIn{
  from{opacity:0}
  to{opacity:1}
}

/* ===== Cards & grid ===== */
.grid-auto{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(240px,1fr));
  gap:20px;
  margin-top:4px;
}

.card{
  background:var(--card);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  padding:16px;
}

.card.hoverable{
  transition:transform .2s ease, box-shadow .2s ease;
  will-change:transform;
}

.card.hoverable:hover{
  transform:translateY(-3px);
  box-shadow:0 12px 28px rgba(0,0,0,.09);
}

.card h2{
  margin:0 0 .25rem 0;
}

.card p{
  color:var(--muted);
  margin:0;
}

/* ===== Buttons ===== */
.btn-whatsapp{
  display:inline-block;
  background:var(--whatsapp);
  color:#fff;
  text-decoration:none;
  border-radius:999px;
  padding:.7rem 1.2rem;
  box-shadow:0 8px 18px rgba(37,211,102,.3);
}

.btn-whatsapp:hover{
  filter:brightness(.95);
}

.btn{
  appearance:none;
  border:0;
  border-radius:999px;
  padding:.75rem 1.2rem;
  font-weight:600;
  cursor:pointer;
  background:#222;
  color:#fff;
  box-shadow:var(--shadow);
  transition:transform .15s ease, box-shadow .15s ease;
}

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

.btn:focus{
  outline:none;
  box-shadow:var(--focus);
}

.btn-brand{
  background:var(--brand);
}

.btn-whatsapp{
  background:var(--whatsapp);
}

.btn[aria-busy="true"]{
  position:relative;
  pointer-events:none;
  opacity:.85;
}

.btn[aria-busy="true"]::after{
  content:"";
  width:16px;
  height:16px;
  border:2px solid #fff;
  border-bottom-color:transparent;
  border-radius:50%;
  position:absolute;
  right:12px;
  top:50%;
  transform:translateY(-50%);
  animation:spin .8s linear infinite;
}

@keyframes spin{
  to{transform:translateY(-50%) rotate(360deg)}
}

/* ===== Forms ===== */
.form{
  background:var(--card);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow);
  padding:18px;
  display:grid;
  gap:12px;
}

.form-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:12px;
}

.field{
  position:relative;
}

.input,
.select,
.textarea{
  width:100%;
  border:1px solid var(--line);
  border-radius:12px;
  padding:14px 12px 12px;
  background:#fff;
  color:var(--text);
  font:inherit;
  transition:border-color .15s ease, box-shadow .15s ease;
}

.input::placeholder,
.textarea::placeholder{
  color:transparent;
}

.label{
  position:absolute;
  left:12px;
  top:12px;
  color:var(--muted);
  background:#fff;
  padding:0 6px;
  pointer-events:none;
  transform-origin:left top;
  transition:transform .15s ease, color .15s ease, top .15s ease;
}

.select + .label{
  background:transparent;
  padding:0 2px;
}

.input:not(:placeholder-shown) + .label,
.textarea:not(:placeholder-shown) + .label,
.select:focus + .label,
.field.has-value .label{
  transform:translateY(-14px) scale(.86);
  color:var(--brand);
  top:0;
}

.field-select{
  margin-top:4px;
}

.label-top{
  display:block;
  font-weight:600;
  font-size:.95rem;
  color:var(--muted);
  margin:2px 2px 6px 4px;
}

.select{
  appearance:none;
  background-image:
    linear-gradient(45deg, transparent 50%, #999 50%),
    linear-gradient(135deg, #999 50%, transparent 50%),
    linear-gradient(to right, #ccc, #ccc);
  background-position:
    calc(100% - 18px) 17px,
    calc(100% - 13px) 17px,
    calc(100% - 40px) 50%;
  background-size:5px 5px, 5px 5px, 1px 22px;
  background-repeat:no-repeat;
}

.select:focus,
.input:focus,
.textarea:focus{
  outline:none;
  border-color:var(--brand);
  box-shadow:var(--focus);
}

.select + .label,
.field-select .label{
  display:none !important;
}

.help{
  font-size:.875rem;
  color:var(--muted);
}

.error{
  color:#b42318;
  font-size:.9rem;
  margin-top:-4px;
}

.field[aria-invalid="true"] .input,
.field[aria-invalid="true"] .textarea,
.field[aria-invalid="true"] .select{
  border-color:#e66;
}

/* messages */
.messages{
  list-style:none;
  margin:0 0 10px 0;
  padding:0;
}

.messages li{
  background:#e8fff7;
  border:1px solid #bdf1e3;
  color:#0d5b4c;
  padding:.6rem .8rem;
  border-radius:10px;
}

/* headings blocks */
.bloco{
  background:var(--card);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow);
  padding:24px 18px;
  margin-bottom:28px;
  text-align:center;
}

.bloco h1{
  margin:0 0 .35rem 0;
}

.bloco p{
  margin:.25rem 0 0 0;
  color:var(--muted);
}

/* ===== Responsive ===== */
@media (max-width: 860px){
  .form-grid{
    grid-template-columns:1fr;
  }
}

@media (max-width: 820px){
  .container{
    padding:94px 16px 24px;
  }

  .site-nav__inner{
    width:min(100% - 16px, 1280px);
    min-height:70px;
    gap:12px;
  }

  .site-nav__logo{
    height:42px;
  }

  .site-nav__toggle{
    display:flex;
  }

  .site-nav__links{
    position:absolute;
    top:calc(100% + 10px);
    left:8px;
    right:8px;
    display:none;
    flex-direction:column;
    align-items:stretch;
    justify-content:flex-start;
    gap:0;
    padding:12px;
    background:rgba(255,255,255,.96);
    backdrop-filter:blur(16px);
    -webkit-backdrop-filter:blur(16px);
    border:1px solid rgba(31,35,40,.06);
    border-radius:20px;
    box-shadow:0 18px 42px rgba(24,18,14,.10);
  }

  .site-nav__links.show{
    display:flex;
  }

  .site-nav__menu{
    display:flex;
    flex-direction:column;
    align-items:stretch;
    gap:0;
    padding-bottom:10px;
    margin-bottom:10px;
    border-bottom:1px solid var(--line);
  }

  .site-nav__link{
    min-height:44px;
    padding:10px 14px;
    border-radius:12px;
    font-size:.95rem;
    justify-content:flex-start;
  }

  .site-nav__actions{
    display:grid;
    gap:10px;
    width:100%;
    margin-left:0;
  }

  .site-nav__btn{
    width:100%;
    justify-content:flex-start;
    min-height:46px;
    padding:0 14px;
  }

  .footer__inner{
    grid-template-columns:1fr 1fr;
    gap:28px;
    padding:32px 16px 24px;
  }

  .footer__brand{
    grid-column:1/-1;
  }

  .grid-auto{
    gap:16px;
  }

  .bloco{
    margin-bottom:32px;
  }
}

@media (max-width: 540px){
  .footer__inner{
    grid-template-columns:1fr;
    gap:24px;
  }
}

@media (max-width: 520px){
  .container{
    padding:90px 12px 22px;
  }

  .site-nav__inner{
    width:min(100% - 12px, 1280px);
    min-height:66px;
  }

  .site-nav__logo{
    height:38px;
  }

  .site-nav__btn{
    font-size:.9rem;
  }
}