/* =========================================================
   Oscila · Atelier de Sintetizadores — Lisboa
   Paleta: creme / nogueira / latão. Sem imagens.
   ========================================================= */

:root{
  --cream:#F7F2E8;
  --cream-2:#EFE6D6;
  --paper:#FCFAF4;
  --walnut:#3C2A1E;
  --walnut-dark:#2B1D14;
  --ink:#221A13;
  --muted:#6E5B4B;
  --brass:#A9802F;
  --brass-light:#D6B269;
  --line:rgba(60,42,30,.16);
  --line-soft:rgba(60,42,30,.09);
  --serif:"Cormorant Garamond","Iowan Old Style",Georgia,serif;
  --sans:"Jost","Helvetica Neue",Arial,sans-serif;
  --shell:1180px;
}

*,*::before,*::after{box-sizing:border-box}

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

body{
  margin:0;
  background-color:var(--cream);
  color:var(--ink);
  font-family:var(--sans);
  font-weight:300;
  font-size:17px;
  line-height:1.72;
  letter-spacing:.005em;
  overflow-x:hidden;
}

/* textura de papel (apenas gradientes, sem imagens) */
.noise{
  position:fixed;
  inset:0;
  z-index:60;
  pointer-events:none;
  opacity:.5;
  background-image:
    repeating-linear-gradient(0deg, rgba(60,42,30,.035) 0 1px, rgba(255,255,255,0) 1px 3px),
    repeating-linear-gradient(90deg, rgba(60,42,30,.028) 0 1px, rgba(255,255,255,0) 1px 4px),
    repeating-linear-gradient(64deg, rgba(169,128,47,.05) 0 2px, rgba(255,255,255,0) 2px 9px);
}

img{display:none}

.shell{width:100%;max-width:var(--shell);margin:0 auto;padding:0 26px}
.shell.narrow{max-width:860px}
.center{text-align:center}

a{color:inherit;text-decoration:none}
p{margin:0 0 1.1em}

.display{font-family:var(--serif);font-weight:300;letter-spacing:.003em}

h1,h2,h3{margin:0 0 .5em;font-family:var(--serif);font-weight:400;line-height:1.1}

.h2{font-size:clamp(2rem,4.2vw,3.25rem);line-height:1.08;margin-bottom:.45em}
.h3{font-size:clamp(1.35rem,2.2vw,1.7rem);line-height:1.2}

.kicker{
  font-family:var(--sans);
  font-size:.68rem;
  font-weight:400;
  letter-spacing:.26em;
  text-transform:uppercase;
  color:var(--brass);
  margin:0 0 1.15em;
  display:flex;
  align-items:center;
  gap:.8em;
}
.kicker::before{
  content:"";
  width:34px;height:1px;
  background:var(--brass);
  flex:none;
}
.center-kicker{justify-content:center}

.lead{
  font-size:clamp(1.02rem,1.5vw,1.16rem);
  color:var(--muted);
  max-width:59ch;
}

/* ---------- botões ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.6em;
  font-family:var(--sans);font-size:.78rem;font-weight:400;
  letter-spacing:.18em;text-transform:uppercase;
  padding:15px 30px;
  border:1px solid var(--walnut);
  border-radius:2px;
  transition:background-color .35s ease,color .35s ease,border-color .35s ease,transform .35s ease;
  cursor:pointer;
  background:transparent;
}
.btn-solid{background:var(--walnut);color:var(--cream);border-color:var(--walnut)}
.btn-solid:hover{background:var(--brass);border-color:var(--brass);color:#fff;transform:translateY(-2px)}
.btn-ghost{color:var(--walnut);border-color:rgba(60,42,30,.4)}
.btn-ghost:hover{border-color:var(--brass);color:var(--brass);transform:translateY(-2px)}
.btn-sm{padding:11px 20px;font-size:.68rem;letter-spacing:.16em}
.btn-full{width:100%}

.link-arrow{
  font-size:.76rem;letter-spacing:.2em;text-transform:uppercase;
  color:var(--brass);border-bottom:1px solid rgba(169,128,47,.45);
  padding-bottom:3px;transition:color .3s,border-color .3s;
  display:inline-flex;gap:.5em;align-items:center;
}
.link-arrow:hover{color:var(--walnut);border-color:var(--walnut)}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(247,242,232,.9);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line-soft);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;min-height:82px;gap:20px}
.wordmark{display:flex;flex-direction:column;line-height:1}
.wordmark-name{
  font-family:var(--serif);font-size:1.72rem;font-weight:500;
  letter-spacing:.02em;color:var(--walnut);
}
.wordmark-sub{
  font-size:.6rem;letter-spacing:.3em;text-transform:uppercase;
  color:var(--brass);margin-top:5px;
}
.nav{display:flex;align-items:center;gap:30px}
.nav a{
  font-size:.82rem;letter-spacing:.1em;color:var(--walnut);
  position:relative;padding:4px 0;transition:color .3s;
}
.nav a:not(.btn)::after{
  content:"";position:absolute;left:0;bottom:0;height:1px;width:0;
  background:var(--brass);transition:width .3s ease;
}
.nav a:not(.btn):hover::after,.nav a.is-current:not(.btn)::after{width:100%}
.nav a:not(.btn):hover{color:var(--brass)}
.nav-toggle{
  display:none;width:44px;height:38px;border:1px solid var(--line);
  background:transparent;border-radius:2px;cursor:pointer;
  flex-direction:column;justify-content:center;align-items:center;gap:5px;
}
.nav-toggle span{display:block;width:20px;height:1px;background:var(--walnut);transition:transform .3s,opacity .3s}
.nav-toggle.is-open span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle.is-open span:nth-child(2){opacity:0}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* ---------- hero ---------- */
.hero{
  position:relative;
  min-height:calc(100vh - 82px);
  display:flex;align-items:center;
  padding:80px 0 110px;
  overflow:hidden;
}
.hero-wash{
  position:absolute;inset:0;z-index:0;
  background:
    radial-gradient(60% 55% at 15% 12%, rgba(214,178,105,.34), rgba(247,242,232,0) 70%),
    radial-gradient(55% 50% at 88% 20%, rgba(60,42,30,.14), rgba(247,242,232,0) 72%),
    radial-gradient(70% 60% at 60% 105%, rgba(239,230,214,.95), rgba(247,242,232,0) 70%);
}
.hero-ring{
  position:absolute;right:-140px;top:50%;transform:translateY(-50%);
  width:520px;height:520px;border-radius:50%;
  border:1px solid rgba(169,128,47,.35);
  z-index:0;
}
.hero-ring::before{
  content:"";position:absolute;inset:60px;border-radius:50%;
  border:1px solid rgba(60,42,30,.14);
}
.hero-ring::after{
  content:"";position:absolute;inset:150px;border-radius:50%;
  background:radial-gradient(circle at 40% 35%, rgba(214,178,105,.3), rgba(214,178,105,0) 70%);
}
.hero-inner{position:relative;z-index:1}
.hero-title{
  font-size:clamp(2.6rem,7vw,5.4rem);
  line-height:1.02;
  margin:0 0 .45em;
  max-width:17ch;
}
.hero-title span{display:block}
.hero-title .em{font-style:italic;color:var(--walnut)}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin:36px 0 0}

.stats{
  display:flex;flex-wrap:wrap;gap:0;margin:60px 0 0;
  border-top:1px solid var(--line);
  max-width:720px;
}
.stat{padding:22px 34px 4px 0;margin-right:34px;border-right:1px solid var(--line-soft);flex:1 1 160px}
.stat:last-child{border-right:0;margin-right:0}
.stats dt{font-size:.66rem;letter-spacing:.2em;text-transform:uppercase;color:var(--muted)}
.stats dd{margin:6px 0 0;font-size:clamp(2rem,3.6vw,2.7rem);color:var(--brass);line-height:1}
.hero-scroll{
  position:absolute;left:50%;bottom:30px;transform:translateX(-50%);
  color:var(--brass);z-index:1;opacity:.8;
  animation:bob 2.6s ease-in-out infinite;
}
@keyframes bob{0%,100%{transform:translate(-50%,0)}50%{transform:translate(-50%,7px)}}

/* ---------- marquee ---------- */
.marquee{
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  background:var(--cream-2);
  overflow:hidden;
  padding:16px 0;
}
.marquee-track{display:flex;width:max-content;animation:slide 42s linear infinite}
.marquee-group{display:flex;align-items:center;white-space:nowrap}
.marquee-group em{
  font-family:var(--serif);font-style:italic;font-size:1.22rem;
  color:var(--walnut);padding:0 6px;
}
.marquee-group i{color:var(--brass);font-style:normal;font-size:.6rem;padding:0 18px}
@keyframes slide{from{transform:translateX(0)}to{transform:translateX(-50%)}}
.marquee:hover .marquee-track{animation-play-state:paused}

/* ---------- secções ---------- */
.section{padding:clamp(64px,9vw,118px) 0}
.section.band{background:var(--paper);border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft)}
.section-head{max-width:62ch;margin-bottom:54px}
.section-lead{color:var(--muted)}

.split{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(34px,5vw,74px);align-items:start}
.split-reverse .split-text{order:2}
.split-reverse .price-card{order:1}

.checklist{list-style:none;margin:32px 0 0;padding:0}
.checklist li{position:relative;padding:11px 0 11px 34px;border-bottom:1px solid var(--line-soft);font-size:.96rem}
.checklist li::before{
  content:"";position:absolute;left:4px;top:19px;
  width:9px;height:9px;border-left:1px solid var(--brass);border-bottom:1px solid var(--brass);
  transform:rotate(-45deg);
}

/* painel nogueira */
.panel{
  background:var(--walnut);
  color:var(--cream);
  padding:clamp(32px,4vw,52px);
  border:1px solid var(--walnut-dark);
  position:relative;
}
.panel::after{
  content:"";position:absolute;inset:10px;border:1px solid rgba(214,178,105,.32);pointer-events:none;
}
.panel-kicker{
  font-size:.64rem;letter-spacing:.28em;text-transform:uppercase;
  color:var(--brass-light);margin:0 0 1.4em;
}
.panel-quote{font-size:clamp(1.35rem,2.5vw,1.9rem);line-height:1.34;margin:0 0 1em;font-style:italic}
.panel-sign{font-size:.72rem;letter-spacing:.2em;text-transform:uppercase;color:rgba(247,242,232,.65);margin:0}
.panel-rule{height:1px;background:linear-gradient(90deg,var(--brass-light),rgba(214,178,105,0));margin:26px 0}
.panel-list{list-style:none;margin:0;padding:0}
.panel-list li{font-size:.92rem;padding:8px 0;border-bottom:1px solid rgba(247,242,232,.14);color:rgba(247,242,232,.85)}
.panel-list li:last-child{border-bottom:0}

/* ---------- processo ---------- */
.steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.step{padding:34px 28px 34px 0;border-top:1px solid var(--line);position:relative}
.step + .step{padding-left:28px;border-left:1px solid var(--line-soft)}
.step-num{
  display:block;font-size:2.5rem;color:var(--brass);line-height:1;margin-bottom:18px;
  font-family:var(--serif);
}
.step h3{font-size:1.28rem;margin-bottom:.4em}
.step p{font-size:.92rem;color:var(--muted);margin:0}

/* ---------- cartões de serviço ---------- */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.card{
  background:var(--paper);
  border:1px solid var(--line);
  padding:36px 32px 34px;
  display:flex;flex-direction:column;
  transition:transform .4s ease,border-color .4s ease;
}
.card:hover{transform:translateY(-5px);border-color:rgba(169,128,47,.55)}
.card-icon{display:block;color:var(--brass);width:40px;height:40px;margin-bottom:22px}
.card-icon svg{width:40px;height:40px}
.card h3{margin-bottom:.35em}
.rule{height:1px;width:56px;background:var(--brass);margin:0 0 20px}
.card p{font-size:.95rem;color:var(--muted);flex:1}
.card .link-arrow{align-self:flex-start;margin-top:12px}

/* ---------- comparação ---------- */
.compare-grid{display:grid;grid-template-columns:1fr 60px 1fr;align-items:stretch;gap:0}
.cmp{padding:clamp(28px,3.4vw,42px)}
.cmp-before{border:1px dashed rgba(60,42,30,.35);background:transparent}
.cmp-after{border:1px solid var(--brass);background:rgba(214,178,105,.12)}
.cmp-label{
  font-size:.66rem;letter-spacing:.26em;text-transform:uppercase;
  margin:0 0 1.6em;color:var(--muted);
}
.cmp-after .cmp-label{color:var(--brass)}
.cmp ul{list-style:none;margin:0;padding:0}
.cmp li{display:flex;gap:14px;font-size:.96rem;padding:12px 0;border-bottom:1px solid var(--line-soft)}
.cmp li:last-child{border-bottom:0}
.cmp li span{color:var(--brass);flex:none;line-height:1.7}
.cmp-before li{color:var(--muted)}
.cmp-before li span{color:rgba(60,42,30,.4)}
.cmp-arrow{display:flex;align-items:center;justify-content:center;color:var(--brass)}
.cmp-arrow svg{width:40px;height:24px}

/* ---------- testemunhos ---------- */
.quotes{background:var(--paper);border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft)}
.quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.quote{margin:0;padding:34px 30px;border:1px solid var(--line);background:var(--cream);position:relative}
.quote-mark{position:absolute;top:6px;right:22px;font-size:4.4rem;color:rgba(169,128,47,.35);line-height:1}
.quote blockquote{margin:0 0 22px;font-family:var(--serif);font-size:1.14rem;line-height:1.55;font-style:italic;color:var(--ink)}
.quote figcaption{font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;color:var(--walnut)}
.quote figcaption span{display:block;color:var(--brass);letter-spacing:.2em;margin-top:5px;font-size:.68rem}

/* ---------- contacto ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(34px,5vw,70px);align-items:start}
.contact-list{list-style:none;margin:34px 0 0;padding:0}
.contact-list li{display:flex;gap:18px;padding:16px 0;border-top:1px solid var(--line-soft);font-size:.95rem}
.contact-list li strong{font-weight:500;letter-spacing:.05em}
.contact-list a:hover{color:var(--brass)}
.ci{color:var(--brass);flex:none;width:22px;height:22px;margin-top:4px}
.ci svg{width:22px;height:22px}

.address-block{border-left:2px solid var(--brass);padding:4px 0 4px 24px;margin:8px 0 8px}
.address-line{font-size:clamp(1.3rem,2.4vw,1.7rem);line-height:1.25;margin:0}
.address-meta{font-size:.9rem;color:var(--muted);margin:0}
.address-block .panel-rule{background:linear-gradient(90deg,var(--brass),rgba(169,128,47,0));margin:18px 0}

.form{background:var(--paper);border:1px solid var(--line);padding:clamp(26px,3.4vw,42px)}
.form-title{font-size:1.7rem;margin:0 0 26px;color:var(--walnut)}
.field{margin-bottom:18px;display:flex;flex-direction:column}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field label{font-size:.66rem;letter-spacing:.2em;text-transform:uppercase;color:var(--muted);margin-bottom:8px}
.field input,.field select,.field textarea{
  font-family:var(--sans);font-size:.98rem;font-weight:300;color:var(--ink);
  background:var(--cream);border:1px solid var(--line);border-radius:2px;
  padding:13px 14px;transition:border-color .3s,box-shadow .3s;width:100%;
}
.field textarea{resize:vertical;min-height:112px}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--brass);box-shadow:0 0 0 3px rgba(214,178,105,.22);
}
.field input.invalid,.field textarea.invalid,.field select.invalid{border-color:#9d3b26}
.consent{display:flex;gap:12px;align-items:flex-start;font-size:.82rem;color:var(--muted);margin:6px 0 22px}
.consent input{margin-top:4px;accent-color:var(--brass);width:16px;height:16px;flex:none}
.consent a{color:var(--brass);border-bottom:1px solid rgba(169,128,47,.5)}
.consent.invalid span{color:#9d3b26}
.form-note{font-size:.85rem;margin:16px 0 0;min-height:1.2em}
.form-note.ok{color:#2f6b43}
.form-note.err{color:#9d3b26}

/* ---------- páginas internas ---------- */
.page-hero{position:relative;padding:clamp(60px,8vw,104px) 0 clamp(44px,6vw,72px);overflow:hidden}
.page-hero.short{padding-bottom:clamp(30px,4vw,48px)}
.page-title{font-size:clamp(2.2rem,5.4vw,3.9rem);line-height:1.05;margin:0 0 .5em}

.price-card{border:1px solid var(--line);background:var(--cream-2);padding:clamp(28px,3.4vw,40px)}
.price-card .panel-kicker{color:var(--brass)}
.price-list{list-style:none;margin:0 0 20px;padding:0}
.price-list li{display:flex;justify-content:space-between;gap:18px;padding:13px 0;border-bottom:1px solid var(--line-soft);font-size:.93rem}
.price-list li:last-child{border-bottom:0}
.price-list b{font-family:var(--serif);font-size:1.12rem;font-weight:500;color:var(--brass);white-space:nowrap}
.price-note{font-size:.82rem;color:var(--muted);margin:0}

.faq{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{
  width:100%;background:transparent;border:0;cursor:pointer;
  display:flex;justify-content:space-between;align-items:center;gap:20px;
  font-family:var(--serif);font-size:1.22rem;color:var(--walnut);
  text-align:left;padding:22px 2px;
}
.faq-ic{color:var(--brass);font-size:1.3rem;transition:transform .3s}
.faq-item.open .faq-ic{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .4s ease}
.faq-a p{font-size:.95rem;color:var(--muted);padding:0 2px 22px;margin:0}
.cta-line{margin-top:40px;font-size:.95rem;color:var(--muted)}

.mini-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;margin-top:46px;text-align:left}
.mini{border-top:1px solid var(--line)}
.mini .step-num{font-size:2.1rem;margin:22px 0 12px}
.mini p{font-size:.93rem;color:var(--muted)}

.legal h2{margin-top:2.2em}
.legal h2:first-child{margin-top:0}
.legal p,.legal li{color:var(--muted)}
.legal a{color:var(--brass);border-bottom:1px solid rgba(169,128,47,.4)}
.legal-list{list-style:none;margin:0 0 1.2em;padding:0}
.legal-list li{position:relative;padding:9px 0 9px 26px;border-bottom:1px solid var(--line-soft);font-size:.96rem}
.legal-list li::before{content:"◆";position:absolute;left:0;top:9px;color:var(--brass);font-size:.6rem}
.legal-list strong{color:var(--ink);font-weight:500}
.legal-box{margin-top:54px;border:1px solid var(--brass);background:rgba(214,178,105,.12);padding:30px 32px}
.legal-box p:last-child{margin:0}

/* ---------- footer ---------- */
.site-footer{background:var(--walnut);color:rgba(247,242,232,.82);padding:clamp(48px,6vw,78px) 0 26px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:40px}
.footer-mark{color:var(--cream);font-size:1.9rem;margin:0 0 14px}
.footer-text{font-size:.9rem;max-width:38ch;color:rgba(247,242,232,.7)}
.footer-head{font-size:.64rem;letter-spacing:.26em;text-transform:uppercase;color:var(--brass-light);margin:0 0 18px}
.footer-links{list-style:none;margin:0;padding:0}
.footer-links li{font-size:.9rem;padding:6px 0;color:rgba(247,242,232,.72)}
.footer-links a:hover{color:var(--brass-light)}
.social{list-style:none;display:flex;gap:12px;margin:24px 0 0;padding:0}
.social a{
  display:flex;align-items:center;justify-content:center;
  width:40px;height:40px;border:1px solid rgba(247,242,232,.3);border-radius:50%;
  color:rgba(247,242,232,.85);transition:border-color .3s,color .3s,transform .3s;
}
.social a:hover{border-color:var(--brass-light);color:var(--brass-light);transform:translateY(-3px)}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  margin-top:46px;padding-top:20px;border-top:1px solid rgba(247,242,232,.16);
}
.footer-bottom p{margin:0;font-size:.78rem;color:rgba(247,242,232,.55)}
.footer-bottom a:hover{color:var(--brass-light)}

/* ---------- reveal ---------- */
.js .reveal{opacity:0;transform:translateY(22px);transition:opacity .7s ease,transform .7s ease}
.js .reveal.is-visible{opacity:1;transform:none}

/* ---------- responsivo ---------- */
@media (max-width:980px){
  .split,.contact-grid{grid-template-columns:1fr}
  .split-reverse .split-text{order:0}
  .split-reverse .price-card{order:0}
  .steps{grid-template-columns:repeat(2,1fr)}
  .step + .step{padding-left:0;border-left:0}
  .step:nth-child(even){padding-left:28px;border-left:1px solid var(--line-soft)}
  .cards,.quote-grid,.mini-grid{grid-template-columns:1fr 1fr}
  .cards .card:last-child,.quote-grid .quote:last-child,.mini-grid .mini:last-child{grid-column:1 / -1}
  .footer-grid{grid-template-columns:1fr 1fr}
  .hero-ring{width:380px;height:380px;right:-170px;opacity:.7}
}

@media (max-width:860px){
  .nav-toggle{display:flex}
  .nav{
    position:absolute;top:82px;left:0;right:0;
    flex-direction:column;align-items:flex-start;gap:0;
    background:var(--cream);
    border-bottom:1px solid var(--line);
    padding:6px 26px 22px;
    display:none;
  }
  .nav.is-open{display:flex}
  .nav a{width:100%;padding:14px 0;border-bottom:1px solid var(--line-soft);font-size:.96rem}
  .nav a.btn{margin-top:16px;border-bottom:1px solid rgba(60,42,30,.4);justify-content:center}
  .compare-grid{grid-template-columns:1fr}
  .cmp-arrow{transform:rotate(90deg);padding:18px 0}
}

@media (max-width:640px){
  body{font-size:16px}
  .hero{min-height:auto;padding:56px 0 76px}
  .hero-ring{display:none}
  .stats{max-width:none}
  .stat{flex:1 1 100%;border-right:0;border-bottom:1px solid var(--line-soft);margin-right:0;padding:18px 0 14px}
  .stat:last-child{border-bottom:0}
  .steps,.cards,.quote-grid,.mini-grid{grid-template-columns:1fr}
  .step:nth-child(even){padding-left:0;border-left:0}
  .field-row{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .btn{padding:14px 24px}
  .marquee-group em{font-size:1.05rem}
}

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