/* ==========================================================================
   Marcus Pereira — Fisioterapia Cardiopulmonar e Metabólica
   Paleta e identidade herdadas do material original (teal #1b7173 / menta).
   ========================================================================== */

:root{
  --ink:        #06211f;
  --deep:       #0b3634;
  --brand:      #1b7173;
  --brand-lt:   #1d7779;
  --mint:       #2fdbbc;
  --pale:       #c5ffbc;
  --slate:      #304254;

  --paper:      #f7f4ed;
  --paper-2:    #efeadd;
  --white:      #ffffff;

  --txt:        #10302e;
  --txt-soft:   #4e6a68;
  --txt-invert: #eaf5f2;

  --shell:      min(1240px, 100% - 3rem);
  --r-sm:       10px;
  --r-md:       18px;
  --r-lg:       28px;
  --r-xl:       44px;

  --f-display:  "Newsreader", Georgia, "Times New Roman", serif;
  --f-body:     "Archivo", -apple-system, "Segoe UI", sans-serif;

  --ease:       cubic-bezier(.22,.61,.36,1);
  --shadow-sm:  0 2px 10px rgba(6,33,31,.06);
  --shadow-md:  0 18px 40px -22px rgba(6,33,31,.45);
  --shadow-lg:  0 40px 80px -40px rgba(6,33,31,.55);
}

/* ---------- reset ---------- */
*,*::before,*::after{ box-sizing:border-box; }
html{ -webkit-text-size-adjust:100%; scroll-behavior:smooth; overflow-x:clip; }
body{
  margin:0;
  font-family:var(--f-body);
  font-size:clamp(15.5px,.55vw + 14px,17px);
  line-height:1.65;
  color:var(--txt);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{ max-width:100%; height:auto; display:block; }
a{ color:inherit; }
h1,h2,h3,h4{ margin:0; font-family:var(--f-display); font-weight:400; letter-spacing:-.02em; line-height:1.05; }
p{ margin:0; }
ul,ol{ margin:0; padding:0; list-style:none; }
button{ font:inherit; color:inherit; }

:focus-visible{ outline:2.5px solid var(--mint); outline-offset:3px; border-radius:4px; }

.skip-link{
  position:absolute; left:-9999px; top:0; z-index:200;
  background:var(--ink); color:var(--pale); padding:.75rem 1.25rem; border-radius:0 0 var(--r-sm) 0;
}
.skip-link:focus{ left:0; }

.shell{ width:var(--shell); margin-inline:auto; }

/* ---------- textura de papel ---------- */
body::before{
  content:""; position:fixed; inset:0; z-index:1; pointer-events:none;
  opacity:.035; mix-blend-mode:multiply;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='180' height='180' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ==========================================================================
   Tipografia utilitária
   ========================================================================== */
.eyebrow{
  display:inline-flex; align-items:center; gap:.6rem;
  font-size:.78rem; font-weight:600; letter-spacing:.14em; text-transform:uppercase;
  color:var(--brand);
}
.pulse-dot{
  width:8px; height:8px; border-radius:50%; background:var(--mint); position:relative; flex:none;
}
.pulse-dot::after{
  content:""; position:absolute; inset:-5px; border-radius:50%;
  border:1.5px solid var(--mint); opacity:.7;
  animation:pulse 2.6s var(--ease) infinite;
}
@keyframes pulse{ 0%{transform:scale(.6);opacity:.8} 70%{transform:scale(1.6);opacity:0} 100%{opacity:0} }

.kicker{
  font-size:.74rem; font-weight:700; letter-spacing:.2em; text-transform:uppercase;
  color:var(--brand); margin-bottom:1rem;
  display:flex; align-items:center; gap:.75rem;
}
.kicker::before{ content:""; width:34px; height:1.5px; background:currentColor; opacity:.5; }
.kicker--light{ color:var(--mint); }

.sec-head h2{ font-size:clamp(2.3rem,5.2vw,4.1rem); }
.sec-head h2 em{ font-style:italic; color:var(--brand); font-weight:300; }
.sec-head--center{ text-align:center; }
.sec-head--center .kicker{ justify-content:center; }

/* ==========================================================================
   Botões
   ========================================================================== */
.btn{
  --bg:var(--brand); --fg:#fff;
  display:inline-flex; align-items:center; justify-content:center; gap:.6rem;
  padding:.85rem 1.5rem; border-radius:999px;
  font-family:var(--f-body); font-size:.9rem; font-weight:600; letter-spacing:.02em;
  text-decoration:none; border:1.5px solid transparent; cursor:pointer;
  transition:transform .35s var(--ease), box-shadow .35s var(--ease), background .3s, color .3s, border-color .3s;
  white-space:nowrap;
}
.btn--lg{ padding:1.05rem 2rem; font-size:.98rem; }
.btn--sm{ padding:.68rem 1.15rem; font-size:.84rem; }

.btn--solid{ background:var(--brand); color:#fff; box-shadow:var(--shadow-md); }
.btn--solid:hover{ background:var(--ink); transform:translateY(-2px); box-shadow:0 22px 44px -20px rgba(6,33,31,.6); }

.btn--ghost{ background:transparent; color:var(--txt); border-color:rgba(27,113,115,.35); }
.btn--ghost:hover{ background:rgba(27,113,115,.08); border-color:var(--brand); transform:translateY(-2px); }

.btn--outline{ background:transparent; color:var(--brand); border-color:currentColor; }
.btn--outline:hover{ background:var(--brand); color:#fff; transform:translateY(-2px); }

.btn--pale{ background:var(--pale); color:var(--ink); }
.btn--pale:hover{ background:#fff; transform:translateY(-2px); box-shadow:0 22px 44px -20px rgba(0,0,0,.5); }

.ico-wa{ width:1.15em; height:1.15em; fill:currentColor; flex:none; }

/* ==========================================================================
   Header
   ========================================================================== */
.site-header{
  position:fixed; inset:0 0 auto; z-index:100;
  padding:1.1rem 0;
  transition:padding .4s var(--ease), background .4s, box-shadow .4s, backdrop-filter .4s;
}
.site-header.is-stuck{
  padding:.55rem 0;
  background:rgba(247,244,237,.86);
  backdrop-filter:blur(14px) saturate(1.3);
  box-shadow:0 1px 0 rgba(27,113,115,.14), 0 12px 30px -26px rgba(6,33,31,.6);
}
.header-inner{ display:flex; align-items:center; gap:1.5rem; }

.brand{ flex:none; display:block; }
.brand img{ width:auto; height:56px; transition:height .4s var(--ease); }
.site-header.is-stuck .brand img{ height:44px; }

.nav{ margin-left:auto; display:flex; gap:2rem; }
.nav a{
  position:relative; text-decoration:none; font-size:.88rem; font-weight:500;
  color:var(--txt); padding:.3rem 0; transition:color .25s;
}
.nav a::after{
  content:""; position:absolute; left:0; bottom:0; height:1.5px; width:100%;
  background:var(--brand); transform:scaleX(0); transform-origin:right; transition:transform .4s var(--ease);
}
.nav a:hover{ color:var(--brand); }
.nav a:hover::after{ transform:scaleX(1); transform-origin:left; }

.header-actions{ display:flex; align-items:center; gap:.75rem; }

.burger{
  display:none; width:44px; height:44px; border:1.5px solid rgba(27,113,115,.3);
  background:transparent; border-radius:50%; padding:0; cursor:pointer;
  flex-direction:column; align-items:center; justify-content:center; gap:5px;
}
.burger span{ display:block; width:18px; height:1.6px; background:var(--brand); border-radius:2px; transition:transform .35s var(--ease), opacity .2s; }
.burger[aria-expanded="true"] span:nth-child(1){ transform:translateY(6.6px) rotate(45deg); }
.burger[aria-expanded="true"] span:nth-child(2){ opacity:0; }
.burger[aria-expanded="true"] span:nth-child(3){ transform:translateY(-6.6px) rotate(-45deg); }

/* ==========================================================================
   Hero
   ========================================================================== */
.hero{ position:relative; padding:clamp(7.5rem,14vh,10.5rem) 0 clamp(3rem,7vw,6rem); overflow:hidden; }

.hero-bg{ position:absolute; inset:0; z-index:0; pointer-events:none; }
.hero-wedge{
  position:absolute; top:26%; right:27%; width:min(17vw,190px); height:min(46vh,400px);
  background:linear-gradient(165deg,var(--brand) 0%,var(--deep) 100%);
  border-radius:120px 18px 120px 18px;
  transform:rotate(-9deg);
}
.hero-slab{
  position:absolute; top:-10%; right:-7%; width:min(40vw,530px); height:min(90vh,790px);
  background:linear-gradient(200deg,var(--mint) 0%,#26c6a8 60%,#12a793 100%);
  border-radius:120px 40px 160px 40px;
  transform:rotate(-11deg);
}
.hero-glow{
  position:absolute; left:-12%; top:16%; width:52vw; height:52vw; max-width:680px; max-height:680px;
  background:radial-gradient(circle,rgba(47,219,188,.24) 0%,rgba(47,219,188,0) 68%);
}

.hero-inner{
  position:relative; z-index:2;
  display:grid; grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr); gap:clamp(1.75rem,3.2vw,3.25rem);
  align-items:center;
}

.hero-copy h1{
  font-size:clamp(2.5rem,5vw,4.35rem);
  margin:1.35rem 0 0;
  color:var(--deep);
  text-wrap:balance;
}
.hero-copy h1 em{ font-style:italic; font-weight:300; color:var(--brand); }

.lede{
  margin-top:1.6rem; max-width:34em;
  font-size:clamp(1rem,.5vw + .92rem,1.12rem);
  color:var(--txt-soft);
}

.hero-cta{ display:flex; flex-wrap:wrap; gap:.9rem; margin-top:2.2rem; }

.hero-chips{ display:flex; flex-wrap:wrap; gap:.5rem .55rem; margin-top:2.4rem; }
.hero-chips li{
  display:inline-flex; align-items:center; gap:.5rem;
  padding:.42rem .95rem; border-radius:999px;
  background:rgba(255,255,255,.7); border:1px solid rgba(27,113,115,.18);
  font-size:.8rem; font-weight:500; color:var(--brand);
  backdrop-filter:blur(6px);
}
.hero-chips li::before{
  content:""; width:5px; height:5px; border-radius:50%; background:var(--mint);
}

/* --- arte do hero --- */
.hero-art{ position:relative; justify-self:end; width:min(100%,460px); aspect-ratio:.82; }

.hero-frame{
  position:absolute; inset:0; overflow:hidden;
  border-radius:180px 24px 180px 24px;
  background:linear-gradient(200deg,rgba(255,255,255,.28),rgba(255,255,255,0));
  box-shadow:var(--shadow-lg);
}
.hero-frame img{
  position:absolute; left:50%; top:0; transform:translateX(-50%);
  width:auto; height:112%; max-width:none;
  filter:drop-shadow(0 24px 34px rgba(6,33,31,.28));
}

.breath-ring{
  position:absolute; left:50%; top:50%; width:118%; aspect-ratio:1;
  transform:translate(-50%,-50%); border-radius:50%;
  border:1.5px solid rgba(27,113,115,.28);
  animation:breathe 7s var(--ease) infinite;
}
.breath-ring--2{ width:134%; animation-delay:1.4s; border-color:rgba(47,219,188,.4); }
@keyframes breathe{
  0%,100%{ transform:translate(-50%,-50%) scale(.9); opacity:.15; }
  50%    { transform:translate(-50%,-50%) scale(1.04); opacity:.6; }
}

.seal{
  position:absolute; left:-9%; bottom:6%; width:min(30%,128px); height:auto;
  padding:9px; border-radius:50%; background:rgba(255,255,255,.94);
  animation:spin 34s linear infinite;
  box-shadow:0 14px 30px -12px rgba(6,33,31,.4);
}
@keyframes spin{ to{ transform:rotate(360deg); } }

/* ==========================================================================
   Marquee
   ========================================================================== */
.marquee{
  position:relative; z-index:2;
  background:var(--deep); color:var(--pale);
  padding:.95rem 0; overflow:hidden;
  border-block:1px solid rgba(197,255,188,.16);
}
.marquee-track{
  display:flex; align-items:center; gap:1.6rem; width:max-content;
  animation:slide 42s linear infinite;
}
.marquee-track span{
  font-family:var(--f-display); font-style:italic; font-size:1.15rem; white-space:nowrap; opacity:.92;
}
.marquee-track i{ color:var(--mint); font-style:normal; }
@keyframes slide{ to{ transform:translateX(-50%); } }
.marquee:hover .marquee-track{ animation-play-state:paused; }

/* ==========================================================================
   Seções genéricas
   ========================================================================== */
.section{ padding:clamp(4.5rem,9vw,8rem) 0; position:relative; }

/* ---------- Serviços ---------- */
.services{ background:var(--paper); }
.services .sec-head{ margin-bottom:clamp(2.5rem,5vw,4rem); }

.cards{ display:grid; grid-template-columns:repeat(3,1fr); gap:clamp(1rem,2vw,1.75rem); }

.card{
  position:relative; background:var(--white); border-radius:var(--r-lg);
  overflow:hidden; box-shadow:var(--shadow-sm);
  transition:transform .5s var(--ease), box-shadow .5s var(--ease);
}
.card:hover{ transform:translateY(-8px); box-shadow:var(--shadow-md); }

.card-media{ position:relative; aspect-ratio:4/5; overflow:hidden; background:var(--paper-2); }
.card-media img{
  width:100%; height:100%; object-fit:cover; object-position:50% 22%;
  transition:transform 1s var(--ease), filter .6s;
  filter:saturate(.92);
}
.card:hover .card-media img{ transform:scale(1.07); filter:saturate(1.05); }
.card-media::after{
  content:""; position:absolute; inset:0;
  background:
    linear-gradient(to top,rgba(6,33,31,.55) 0%,rgba(6,33,31,0) 45%),
    linear-gradient(to bottom,rgba(6,33,31,.42) 0%,rgba(6,33,31,0) 22%);
}
.card-num{
  position:absolute; top:1rem; left:1.15rem; z-index:2;
  font-family:var(--f-display); font-size:1.5rem; color:rgba(255,255,255,.85);
  letter-spacing:.04em;
  text-shadow:0 2px 12px rgba(6,33,31,.5);
}

.card-body{ padding:1.5rem 1.6rem 1.9rem; }
.card-body h3{ font-size:1.55rem; color:var(--deep); }
.card-body p{ margin-top:.7rem; font-size:.93rem; color:var(--txt-soft); }
.card-body::after{
  content:""; display:block; width:38px; height:2px; margin-top:1.3rem;
  background:var(--mint); transition:width .5s var(--ease);
}
.card:hover .card-body::after{ width:80px; }

/* ---------- Método ---------- */
.method{
  background:
    radial-gradient(80% 60% at 50% 0%,rgba(47,219,188,.14) 0%,rgba(47,219,188,0) 60%),
    linear-gradient(165deg,var(--deep) 0%,var(--ink) 100%);
  color:var(--txt-invert);
}
.method .sec-head{ margin-bottom:clamp(3rem,6vw,5rem); }
.method h2{ color:#fff; }
.method h2 em{ color:var(--pale); }

.steps{ display:grid; grid-template-columns:repeat(3,1fr); gap:clamp(1.5rem,3vw,3rem); }
.step{ position:relative; padding-top:2.2rem; border-top:1px solid rgba(197,255,188,.22); }
.step-n{
  position:absolute; top:-.35rem; right:0;
  font-family:var(--f-display); font-size:3.4rem; font-weight:200;
  color:rgba(197,255,188,.24); line-height:1;
}
.step-ico{
  display:grid; place-items:center; width:52px; height:52px; border-radius:50%;
  background:rgba(47,219,188,.12); border:1px solid rgba(47,219,188,.32); color:var(--mint);
  margin-bottom:1.4rem;
}
.step-ico svg{ width:24px; height:24px; }
.step h3{ font-size:1.7rem; color:#fff; }
.step p{ margin-top:.9rem; color:rgba(234,245,242,.72); font-size:.95rem; }

/* ---------- Tecnologia ---------- */
.tech{ background:var(--paper); }
.tech .sec-head{ margin-bottom:clamp(3rem,6vw,5rem); }
.tech-rows{ display:grid; gap:clamp(3rem,6vw,5.5rem); }

.tech-row{
  display:grid; grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);
  gap:clamp(1.75rem,4vw,4rem); align-items:center;
}
.tech-row--flip{ direction:rtl; }
.tech-row--flip > *{ direction:ltr; }

.tech-media{
  margin:0; position:relative; border-radius:var(--r-lg) 6px var(--r-lg) 6px; overflow:hidden;
  box-shadow:var(--shadow-md); background:var(--paper-2);
}
.tech-row--flip .tech-media{ border-radius:6px var(--r-lg) 6px var(--r-lg); }
.tech-media img{ width:100%; aspect-ratio:4/5; object-fit:cover; transition:transform 1.1s var(--ease); }
.tech-media:hover img{ transform:scale(1.05); }
.tech-media::before{
  content:""; position:absolute; inset:0; z-index:1;
  background:linear-gradient(140deg,rgba(27,113,115,.16),rgba(27,113,115,0) 55%);
  pointer-events:none;
}

.tech-label{
  font-family:var(--f-display); font-size:clamp(1.9rem,3.4vw,2.9rem);
  color:var(--deep); letter-spacing:-.02em; line-height:1.1; margin-bottom:1.1rem;
}
.tech-copy p:last-child{ color:var(--txt-soft); font-size:1.02rem; max-width:44ch; }
.tech-copy{ position:relative; padding-left:clamp(0px,2vw,1.6rem); }
.tech-copy::before{
  content:""; position:absolute; left:0; top:.4rem; bottom:.4rem; width:2px;
  background:linear-gradient(var(--mint),rgba(47,219,188,0));
  display:none;
}
@media (min-width:900px){ .tech-copy::before{ display:block; } }

/* ---------- FAQ ---------- */
.faq{ background:var(--paper-2); }
.faq-inner{
  display:grid; grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);
  gap:clamp(2rem,5vw,5rem); align-items:start;
}
.faq .sec-head{ position:sticky; top:120px; }
.faq-aside{ margin:1.6rem 0 1.5rem; color:var(--txt-soft); max-width:30ch; font-size:.98rem; }

.accordion{ display:grid; gap:.85rem; }
.accordion details{
  background:var(--white); border-radius:var(--r-md);
  border:1px solid rgba(27,113,115,.14);
  overflow:hidden; transition:box-shadow .4s var(--ease), border-color .4s;
}
.accordion details[open]{ box-shadow:var(--shadow-md); border-color:rgba(27,113,115,.3); }
.accordion summary{
  list-style:none; cursor:pointer;
  display:flex; align-items:center; justify-content:space-between; gap:1.5rem;
  padding:1.35rem 1.6rem;
  font-family:var(--f-display); font-size:clamp(1.1rem,1.7vw,1.35rem); color:var(--deep);
  transition:color .25s;
}
.accordion summary::-webkit-details-marker{ display:none; }
.accordion summary:hover{ color:var(--brand); }
.accordion summary i{
  position:relative; flex:none; width:32px; height:32px; border-radius:50%;
  border:1.5px solid rgba(27,113,115,.3); transition:background .35s, border-color .35s, transform .45s var(--ease);
}
.accordion summary i::before,
.accordion summary i::after{
  content:""; position:absolute; left:50%; top:50%; background:var(--brand);
  transform:translate(-50%,-50%); transition:opacity .3s, background .3s;
}
.accordion summary i::before{ width:11px; height:1.6px; }
.accordion summary i::after{ width:1.6px; height:11px; }
.accordion details[open] summary i{ background:var(--brand); border-color:var(--brand); transform:rotate(180deg); }
.accordion details[open] summary i::before{ background:#fff; }
.accordion details[open] summary i::after{ opacity:0; }

.acc-body{ padding:0 1.6rem 1.5rem; }
.acc-body p{ color:var(--txt-soft); font-size:.97rem; max-width:56ch; }
.accordion details[open] .acc-body{ animation:accIn .45s var(--ease) both; }
@keyframes accIn{ from{ opacity:0; transform:translateY(-6px); } to{ opacity:1; transform:none; } }

/* ---------- CTA ---------- */
.cta{
  position:relative; overflow:hidden;
  background:
    radial-gradient(70% 90% at 85% 30%,rgba(47,219,188,.28) 0%,rgba(47,219,188,0) 60%),
    linear-gradient(150deg,var(--brand) 0%,var(--deep) 55%,var(--ink) 100%);
  color:var(--txt-invert);
  padding:clamp(4rem,8vw,7rem) 0 0;
}
.cta::before{
  content:""; position:absolute; right:-6%; top:-30%; width:44vw; height:44vw; max-width:560px; max-height:560px;
  border-radius:50%; border:1px solid rgba(197,255,188,.16);
}
.cta-inner{
  position:relative; z-index:2;
  display:grid; grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);
  gap:clamp(2rem,4vw,3rem); align-items:end;
}
.cta h2{ font-size:clamp(2.4rem,5.6vw,4.4rem); color:#fff; }
.cta h2 em{ font-style:italic; font-weight:300; color:var(--pale); }
.cta-sub{ margin-top:1.6rem; color:rgba(234,245,242,.72); font-size:1rem; }
.cta-mail{
  display:inline-block; margin-top:.35rem;
  font-family:var(--f-display); font-size:clamp(1.2rem,2.4vw,1.7rem); color:var(--mint);
  text-decoration:none; border-bottom:1px solid rgba(47,219,188,.4); padding-bottom:2px;
  transition:color .3s, border-color .3s;
}
.cta-mail:hover{ color:var(--pale); border-color:var(--pale); }
.cta-actions{ margin:2.2rem 0 clamp(3rem,6vw,5rem); }

.cta-art{ position:relative; justify-self:center; align-self:end; }
.cta-art::before{
  content:""; position:absolute; left:50%; bottom:0; transform:translateX(-50%);
  width:118%; aspect-ratio:1/1.15; border-radius:200px 200px 0 0;
  background:linear-gradient(180deg,rgba(197,255,188,.14),rgba(197,255,188,0));
  border:1px solid rgba(197,255,188,.18); border-bottom:0;
}
.cta-art img{
  position:relative; width:min(100%,290px);
  filter:drop-shadow(0 24px 40px rgba(0,0,0,.35));
}

/* ---------- Footer ---------- */
.site-footer{ background:var(--ink); color:rgba(234,245,242,.72); padding:clamp(3rem,6vw,4.5rem) 0 2rem; }
.footer-grid{
  display:grid; grid-template-columns:1.3fr 1.05fr .95fr .9fr; gap:clamp(1.75rem,4vw,3rem);
  padding-bottom:2.5rem; border-bottom:1px solid rgba(197,255,188,.14);
}
.footer-brand img{ height:62px; width:auto; margin-bottom:1.2rem; }
.footer-brand p{ font-size:.92rem; max-width:32ch; }
.footer-col h4{
  font-family:var(--f-body); font-size:.74rem; font-weight:700; letter-spacing:.18em;
  text-transform:uppercase; color:var(--mint); margin-bottom:1rem;
}
.footer-col p{ font-size:.92rem; margin-bottom:.55rem; }
.footer-col a, .footer-brand a{ text-decoration:none; transition:color .25s; }
.footer-col a:hover{ color:var(--pale); }

.footer-bottom{
  display:flex; flex-wrap:wrap; gap:.5rem 1.5rem; justify-content:space-between;
  padding-top:1.6rem; font-size:.82rem; color:rgba(234,245,242,.45);
}

/* ---------- WhatsApp flutuante ---------- */
.wa-float{
  position:fixed; right:1.25rem; bottom:1.25rem; z-index:90;
  display:inline-flex; align-items:center; gap:.55rem;
  padding:.8rem 1.2rem; border-radius:999px;
  background:var(--brand); color:#fff; text-decoration:none;
  font-size:.88rem; font-weight:600;
  box-shadow:0 16px 34px -14px rgba(6,33,31,.75);
  opacity:0; transform:translateY(16px) scale(.94); pointer-events:none;
  transition:opacity .45s var(--ease), transform .45s var(--ease), background .3s;
}
.wa-float.is-on{ opacity:1; transform:none; pointer-events:auto; }
.wa-float:hover{ background:var(--ink); }
.wa-float svg{ width:20px; height:20px; fill:currentColor; }

/* ==========================================================================
   Reveal on scroll
   ========================================================================== */
.reveal{ opacity:0; transform:translateY(26px); }
.reveal.is-in{
  opacity:1; transform:none;
  transition:opacity .8s var(--ease) var(--d,0s), transform .8s var(--ease) var(--d,0s);
}

/* ==========================================================================
   Responsivo
   ========================================================================== */
@media (max-width:1080px){
  .nav{ gap:1.4rem; }
  .nav a{ font-size:.84rem; }
}

@media (max-width:900px){
  :root{ --shell:min(1240px,100% - 2.25rem); }

  .burger{ display:flex; }
  .nav{
    position:fixed; inset:0 0 auto; top:0; padding:6rem 2rem 2.5rem;
    flex-direction:column; gap:.35rem; margin:0;
    background:var(--paper); border-bottom:1px solid rgba(27,113,115,.16);
    box-shadow:0 30px 60px -30px rgba(6,33,31,.5);
    transform:translateY(-102%); transition:transform .5s var(--ease);
    z-index:-1;
  }
  .nav.is-open{ transform:none; }
  .nav a{ font-size:1.5rem; font-family:var(--f-display); padding:.6rem 0; border-bottom:1px solid rgba(27,113,115,.1); }
  .nav a::after{ display:none; }
  .header-actions{ margin-left:auto; }
  .header-actions .btn{ display:none; }

  .hero{ padding-top:7rem; }
  .hero-inner{ grid-template-columns:1fr; gap:2.5rem; }
  .hero-art{ justify-self:center; order:-1; width:min(78%,340px); }
  /* formas decorativas presas ao topo (área da foto), nunca sobre o texto */
  .hero-wedge{ top:5rem; right:8%; width:min(34vw,150px); height:13rem; }
  .hero-slab{ top:-2.5rem; right:-14%; width:min(76vw,420px); height:27rem; }
  .hero-glow{ top:2%; }

  .cards{ grid-template-columns:1fr; max-width:460px; margin-inline:auto; }
  .steps{ grid-template-columns:1fr; gap:2.5rem; }
  .tech-row, .tech-row--flip{ grid-template-columns:1fr; direction:ltr; }
  .tech-media{ max-width:420px; }
  .faq-inner{ grid-template-columns:1fr; }
  .faq .sec-head{ position:static; }
  .cta-inner{ grid-template-columns:1fr; }
  .cta-art{ order:-1; margin-bottom:-1rem; }
  .cta-actions{ margin-bottom:3rem; }
  .footer-grid{ grid-template-columns:1fr 1fr; }
}

@media (max-width:560px){
  .footer-grid{ grid-template-columns:1fr; }
  .hero-chips{ gap:.45rem; }
  .wa-float span{ display:none; }
  .wa-float{ padding:.95rem; }
}

@media (prefers-reduced-motion:reduce){
  html{ scroll-behavior:auto; }
  *,*::before,*::after{ animation-duration:.01ms !important; animation-iteration-count:1 !important; transition-duration:.01ms !important; }
  .reveal{ opacity:1; transform:none; }
}

@media print{
  .site-header,.wa-float,.marquee,.hero-bg{ display:none !important; }
  body{ background:#fff; }
}