/* ============================================================
   Weyller Pereira — Terapias Integrativas
   Estilo: Spa escuro & premium
   ============================================================ */

:root{
  --bg:        #0d0b09;
  --bg-2:      #14110d;
  --surface:   #1b1712;
  --surface-2: #221d16;
  --line:      rgba(200,162,90,.18);
  --gold:      #c8a25a;
  --gold-soft: #e2c98c;
  --emerald:   #1f4d3f;
  --emerald-2: #2c6b56;
  --text:      #efe7da;
  --muted:     #b3a690;
  --muted-2:   #8a7e6a;
  --radius:    18px;
  --maxw:      1180px;
  --serif: "Cormorant Garamond", Georgia, serif;
  --sans:  "Inter", system-ui, -apple-system, sans-serif;
}

*{ box-sizing:border-box; margin:0; padding:0; }
html{ scroll-behavior:smooth; }
body{
  background:var(--bg);
  color:var(--text);
  font-family:var(--sans);
  font-weight:300;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img,video{ display:block; max-width:100%; }
a{ color:inherit; text-decoration:none; }
ul{ list-style:none; }

.container{ width:100%; max-width:var(--maxw); margin:0 auto; padding:0 24px; }

/* ---------- Tipografia ---------- */
h1,h2,h3{ font-family:var(--serif); font-weight:500; line-height:1.1; }
h1{ font-size:clamp(2.6rem,6vw,4.6rem); letter-spacing:.5px; }
h2{ font-size:clamp(2rem,4.2vw,3.2rem); }
h3{ font-size:1.45rem; }
.accent{ color:var(--gold); font-style:italic; }
.eyebrow{
  font-family:var(--sans); font-weight:500; font-size:.78rem;
  letter-spacing:.28em; text-transform:uppercase; color:var(--gold);
  margin-bottom:1rem;
}
.section-lead{ color:var(--muted); max-width:60ch; margin:1rem auto 0; }
.section-head{ text-align:center; max-width:760px; margin:0 auto 3.5rem; }

/* ---------- Botões ---------- */
.btn{
  display:inline-flex; align-items:center; gap:.6rem; justify-content:center;
  font-family:var(--sans); font-weight:500; font-size:.95rem;
  padding:.95rem 1.8rem; border-radius:999px; cursor:pointer;
  border:1px solid transparent; transition:.3s ease; letter-spacing:.02em;
}
.btn-sm{ padding:.6rem 1.25rem; font-size:.85rem; }
.btn-block{ width:100%; }
.btn-gold{ background:linear-gradient(135deg,var(--gold),var(--gold-soft)); color:#241c0c; box-shadow:0 10px 30px -10px rgba(200,162,90,.6); }
.btn-gold:hover{ transform:translateY(-2px); box-shadow:0 16px 36px -10px rgba(200,162,90,.75); }
.btn-gold-outline{ border-color:var(--gold); color:var(--gold); }
.btn-gold-outline:hover{ background:var(--gold); color:#241c0c; }
.btn-ghost{ border-color:rgba(239,231,218,.3); color:var(--text); }
.btn-ghost:hover{ border-color:var(--text); background:rgba(239,231,218,.07); }

/* ---------- Header ---------- */
.site-header{
  position:fixed; inset:0 0 auto 0; z-index:50;
  transition:.4s ease; padding:.4rem 0;
}
.site-header.scrolled{ background:rgba(13,11,9,.85); backdrop-filter:blur(14px); border-bottom:1px solid var(--line); }
.header-inner{ display:flex; align-items:center; justify-content:space-between; height:74px; }
.brand{ display:flex; align-items:center; gap:.7rem; }
.brand-mark{
  width:42px; height:42px; flex:0 0 42px; border-radius:11px;
  display:grid; place-items:center; font-family:var(--serif); font-size:1.5rem;
  color:var(--gold); background:var(--surface); border:1px solid var(--line);
}
.brand-text{ display:flex; flex-direction:column; line-height:1.15; }
.brand-text strong{ font-family:var(--serif); font-weight:600; font-size:1.2rem; letter-spacing:.5px; }
.brand-text small{ color:var(--muted-2); font-size:.7rem; letter-spacing:.22em; text-transform:uppercase; }
.nav{ display:flex; align-items:center; gap:2rem; }
.nav a{ font-size:.92rem; color:var(--muted); transition:.25s; position:relative; white-space:nowrap; }
.nav a:not(.btn):hover{ color:var(--text); }
.nav a:not(.btn)::after{ content:""; position:absolute; left:0; bottom:-6px; width:0; height:1px; background:var(--gold); transition:.3s; }
.nav a:not(.btn):hover::after{ width:100%; }
.nav-toggle{ display:none; flex-direction:column; gap:5px; background:none; border:0; cursor:pointer; padding:8px; }
.nav-toggle span{ width:26px; height:2px; background:var(--text); transition:.3s; }

/* ---------- Hero ---------- */
.hero{ position:relative; min-height:100svh; display:flex; align-items:center; overflow:hidden; }
.hero-video{ position:absolute; inset:0; width:100%; height:100%; object-fit:cover; z-index:0; filter:saturate(1.05); }
.hero-overlay{
  position:absolute; inset:0; z-index:1;
  background:
    radial-gradient(120% 90% at 70% 30%, rgba(31,77,63,.25), transparent 60%),
    linear-gradient(180deg, rgba(13,11,9,.55) 0%, rgba(13,11,9,.45) 35%, rgba(13,11,9,.92) 100%);
}
.hero-content{ position:relative; z-index:2; padding-top:90px; padding-bottom:60px; max-width:860px; }
.hero h1{ margin:.4rem 0 1.4rem; }
.hero-sub{ font-size:1.2rem; color:#ded3c0; max-width:55ch; margin-bottom:2.2rem; }
.hero-actions{ display:flex; flex-wrap:wrap; gap:1rem; }

.scroll-cue{ position:absolute; left:50%; bottom:26px; transform:translateX(-50%); z-index:2; width:26px; height:42px; border:2px solid rgba(239,231,218,.4); border-radius:14px; }
.scroll-cue span{ position:absolute; left:50%; top:8px; width:4px; height:8px; background:var(--gold); border-radius:2px; transform:translateX(-50%); animation:scrolldot 1.8s infinite; }
@keyframes scrolldot{ 0%{opacity:0;transform:translate(-50%,0)} 40%{opacity:1} 80%{opacity:0;transform:translate(-50%,14px)} 100%{opacity:0} }

/* ---------- Trust ---------- */
.trust{ background:var(--bg-2); border-block:1px solid var(--line); }
.trust-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:1rem; padding:3rem 24px; text-align:center; max-width:880px; margin:0 auto; }
.trust-item{ padding:1rem; }
.trust-item .num{ font-family:var(--serif); font-size:3rem; color:var(--gold); line-height:1; }
.trust-item .plus{ font-family:var(--serif); font-size:2rem; color:var(--gold); vertical-align:top; }
.trust-item .ico{ font-size:2.4rem; display:block; margin-bottom:.3rem; }
.trust-item p{ color:var(--muted); font-size:.95rem; margin-top:.4rem; }

/* ---------- Sections base ---------- */
section{ padding:6.5rem 0; position:relative; }
.about{ background:var(--bg); }

/* ---------- Sobre ---------- */
.about-grid{ display:grid; grid-template-columns:0.85fr 1fr; gap:4rem; align-items:center; }
.about-photo{ position:relative; }
.about-photo img{
  width:100%; aspect-ratio:4/5; object-fit:cover; object-position:center 16%; border-radius:var(--radius);
  border:1px solid var(--line); box-shadow:0 40px 80px -40px rgba(0,0,0,.8);
}
.about-photo img.is-placeholder{
  background:
    repeating-linear-gradient(135deg, var(--surface) 0 16px, var(--surface-2) 16px 32px);
  display:grid; place-items:center; color:var(--muted-2); font-size:.85rem; padding:2rem; text-align:center;
}
.about-photo-badge{
  position:absolute; right:-14px; bottom:24px; background:var(--surface);
  border:1px solid var(--line); border-radius:14px; padding:.9rem 1.3rem;
  box-shadow:0 20px 40px -20px rgba(0,0,0,.9);
}
.about-photo-badge strong{ font-family:var(--serif); font-size:1.2rem; color:var(--gold); display:block; }
.about-photo-badge span{ font-size:.75rem; color:var(--muted); letter-spacing:.15em; text-transform:uppercase; }
.about-text h2{ margin:.4rem 0 1.4rem; }
.about-text p{ color:var(--muted); margin-bottom:1.1rem; }
.about-text strong{ color:var(--text); font-weight:500; }
.about-list{ margin:1.6rem 0 2rem; display:grid; gap:.7rem; }
.about-list li{ position:relative; padding-left:1.8rem; color:var(--muted); }
.about-list li::before{ content:"✦"; position:absolute; left:0; color:var(--gold); }

/* ---------- Tratamentos ---------- */
.treatments{ background:linear-gradient(180deg,var(--bg) 0%, var(--bg-2) 100%); }
.cards{ display:grid; grid-template-columns:repeat(3,1fr); gap:1.4rem; }
.card{
  background:var(--surface); border:1px solid var(--line); border-radius:var(--radius);
  padding:2.2rem 1.9rem; transition:.35s ease; position:relative; overflow:hidden;
}
.card::before{ content:""; position:absolute; inset:0; background:linear-gradient(135deg,rgba(200,162,90,.07),transparent 50%); opacity:0; transition:.35s; }
.card:hover{ transform:translateY(-6px); border-color:rgba(200,162,90,.4); box-shadow:0 30px 60px -30px rgba(0,0,0,.8); }
.card:hover::before{ opacity:1; }
.card-feature{ border-color:rgba(200,162,90,.45); background:linear-gradient(160deg,var(--surface-2),var(--surface)); }
.card-feature::after{ content:"Destaque"; position:absolute; top:14px; right:14px; font-family:var(--sans); font-size:.62rem; letter-spacing:.18em; text-transform:uppercase; color:#241c0c; background:linear-gradient(135deg,var(--gold),var(--gold-soft)); padding:.25rem .6rem; border-radius:999px; }
.card-ico{ font-size:2.2rem; margin-bottom:1rem; }
.card h3{ color:var(--gold-soft); margin-bottom:.6rem; }
.card p{ color:var(--muted); font-size:.98rem; }

/* ---------- Galeria ---------- */
.gallery{ background:var(--bg-2); }
.gallery-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:1.2rem; max-width:900px; margin:0 auto; }
.g-item{ position:relative; border-radius:var(--radius); overflow:hidden; border:1px solid var(--line); background:#000; cursor:pointer; }
.g-item video{ width:100%; height:100%; object-fit:cover; transition:.5s ease; }
.g-tall{ aspect-ratio:9/15; }
.g-item::after{ content:""; position:absolute; inset:0; background:linear-gradient(180deg,transparent 45%,rgba(13,11,9,.85)); pointer-events:none; }
.g-item:hover video{ transform:scale(1.05); }
.g-play{
  position:absolute; inset:0; margin:auto; width:62px; height:62px; border-radius:50%;
  background:rgba(200,162,90,.92); border:0; cursor:pointer; z-index:3; transition:.3s;
  display:grid; place-items:center;
}
.g-play::before{ content:""; width:0; height:0; border-left:18px solid #1b140a; border-top:11px solid transparent; border-bottom:11px solid transparent; margin-left:4px; }
.g-play:hover{ transform:scale(1.08); background:var(--gold); }
.g-item.playing .g-play{ opacity:0; pointer-events:none; }
.g-item.playing::after{ opacity:.4; }
figcaption{
  position:absolute; left:0; right:0; bottom:0; z-index:2; padding:1.1rem 1.2rem;
  font-family:var(--serif); font-size:1.2rem; color:var(--text); pointer-events:none;
}
figcaption span{ display:block; font-family:var(--sans); font-size:.8rem; font-weight:300; color:var(--muted); letter-spacing:.02em; }

/* ---------- Para você ---------- */
.foryou{ background:var(--bg); }
.foryou-grid{ display:grid; grid-template-columns:1fr 1fr; gap:4rem; align-items:center; }
.foryou-text h2{ margin:.4rem 0 1.2rem; }
.foryou-text p{ color:var(--muted); }
.foryou-list{ display:grid; gap:1rem; }
.foryou-list li{
  background:var(--surface); border:1px solid var(--line); border-radius:12px;
  padding:1.1rem 1.3rem; color:var(--muted); transition:.3s; padding-left:3rem; position:relative;
}
.foryou-list li::before{ content:"✓"; position:absolute; left:1.2rem; color:var(--emerald-2); font-weight:600; }
.foryou-list li span{ color:var(--gold-soft); font-weight:500; }
.foryou-list li:hover{ border-color:rgba(200,162,90,.35); transform:translateX(4px); }

/* ---------- Processo ---------- */
.process{ background:linear-gradient(180deg,var(--bg) 0%, var(--bg-2) 100%); }
.steps{ display:grid; grid-template-columns:repeat(4,1fr); gap:1.4rem; }
.step{ padding:1.6rem; border-left:1px solid var(--line); }
.step-n{ font-family:var(--serif); font-size:2.4rem; color:var(--gold); opacity:.55; }
.step h3{ margin:.5rem 0 .5rem; font-size:1.25rem; }
.step p{ color:var(--muted); font-size:.95rem; }

/* ---------- Depoimentos ---------- */
.testimonials{ background:var(--bg-2); }
.quotes{ display:grid; grid-template-columns:repeat(2,1fr); gap:1.4rem; max-width:900px; margin:0 auto; }
.quote{ background:var(--surface); border:1px solid var(--line); border-radius:var(--radius); padding:2.2rem 1.9rem; position:relative; }
.quote::before{ content:"“"; font-family:var(--serif); font-size:5rem; color:var(--gold); opacity:.35; position:absolute; top:-.4rem; left:1rem; }
.quote p{ font-family:var(--serif); font-size:1.3rem; line-height:1.5; color:var(--text); margin:1rem 0 1.2rem; font-style:italic; }
.quote footer{ color:var(--gold-soft); font-size:.92rem; }
.quote footer span{ color:var(--muted-2); font-size:.78rem; }

/* ---------- Contato ---------- */
.contact{ background:var(--bg); }
.contact-grid{ display:grid; grid-template-columns:1fr 1fr; gap:4rem; align-items:start; }
.contact-text h2{ margin:.4rem 0 1.2rem; }
.contact-text > p{ color:var(--muted); margin-bottom:2rem; }
.contact-info{ display:grid; gap:1.2rem; margin-bottom:2rem; }
.contact-info li{ display:flex; gap:1rem; align-items:flex-start; color:var(--muted); }
.ci-ico{ font-size:1.4rem; }
.contact-info strong{ color:var(--text); font-weight:500; }
.contact-actions{ display:flex; flex-wrap:wrap; gap:1rem; }
.contact-form{ background:var(--surface); border:1px solid var(--line); border-radius:var(--radius); padding:2.4rem; box-shadow:0 40px 80px -40px rgba(0,0,0,.8); }
.contact-form h3{ color:var(--gold-soft); margin-bottom:1.4rem; }
.contact-form label{ display:block; font-size:.85rem; color:var(--muted); margin-bottom:1.1rem; }
.contact-form input, .contact-form select, .contact-form textarea{
  width:100%; margin-top:.4rem; background:var(--bg-2); border:1px solid var(--line);
  color:var(--text); border-radius:10px; padding:.8rem 1rem; font-family:var(--sans); font-size:.95rem; transition:.25s;
}
.contact-form input:focus, .contact-form select:focus, .contact-form textarea:focus{ outline:0; border-color:var(--gold); }
.form-note{ font-size:.78rem; color:var(--muted-2); margin-top:.8rem; text-align:center; }

/* ---------- Footer ---------- */
.site-footer{ background:var(--bg-2); border-top:1px solid var(--line); padding:3rem 0; }
.footer-inner{ display:flex; flex-wrap:wrap; gap:1.5rem; align-items:center; justify-content:space-between; }
.footer-nav{ display:flex; gap:1.6rem; }
.footer-nav a{ color:var(--muted); font-size:.9rem; transition:.25s; }
.footer-nav a:hover{ color:var(--gold); }
.footer-copy{ color:var(--muted-2); font-size:.82rem; width:100%; text-align:center; padding-top:1.4rem; border-top:1px solid var(--line); }

/* ---------- WhatsApp flutuante ---------- */
.wa-float{
  position:fixed; right:22px; bottom:22px; z-index:60; width:60px; height:60px; border-radius:50%;
  background:#25d366; color:#fff; display:grid; place-items:center;
  box-shadow:0 12px 30px -8px rgba(37,211,102,.6); transition:.3s; animation:wapulse 2.6s infinite;
}
.wa-float:hover{ transform:scale(1.08); }
@keyframes wapulse{ 0%{box-shadow:0 0 0 0 rgba(37,211,102,.5)} 70%{box-shadow:0 0 0 16px rgba(37,211,102,0)} 100%{box-shadow:0 0 0 0 rgba(37,211,102,0)} }

/* ---------- Assistente de IA ---------- */
.ai-fab{
  position:fixed; right:22px; bottom:92px; z-index:60; display:flex; align-items:center; gap:.5rem;
  padding:.7rem 1.1rem .7rem .9rem; border:1px solid var(--line); border-radius:999px; cursor:pointer;
  background:linear-gradient(135deg,var(--gold),var(--gold-soft)); color:#241c0c; font-family:var(--sans);
  font-weight:600; font-size:.9rem; box-shadow:0 12px 30px -10px rgba(200,162,90,.7); transition:.3s;
}
.ai-fab:hover{ transform:translateY(-2px); }
.ai-fab.hidden{ opacity:0; pointer-events:none; transform:scale(.8); }

.ai-panel{
  position:fixed; right:22px; bottom:22px; z-index:61; width:370px; max-width:calc(100vw - 32px);
  height:560px; max-height:calc(100vh - 44px); display:flex; flex-direction:column; overflow:hidden;
  background:var(--bg-2); border:1px solid var(--line); border-radius:20px;
  box-shadow:0 40px 90px -30px rgba(0,0,0,.9); opacity:0; transform:translateY(20px) scale(.97);
  pointer-events:none; transition:.35s ease;
}
.ai-panel.open{ opacity:1; transform:none; pointer-events:auto; }
.ai-head{ display:flex; align-items:center; justify-content:space-between; padding:1rem 1.1rem; background:var(--surface); border-bottom:1px solid var(--line); }
.ai-head-info{ display:flex; align-items:center; gap:.7rem; }
.ai-avatar{ width:40px; height:40px; border-radius:50%; display:grid; place-items:center; font-family:var(--serif); font-size:1.3rem; color:var(--gold); background:var(--bg-2); border:1px solid var(--line); }
.ai-head-info strong{ font-family:var(--serif); font-size:1.1rem; color:var(--text); display:block; line-height:1.2; }
.ai-head-info small{ font-size:.72rem; color:var(--muted); display:flex; align-items:center; gap:.35rem; }
.ai-dot{ width:7px; height:7px; border-radius:50%; background:#43d17a; box-shadow:0 0 0 0 rgba(67,209,122,.6); animation:wapulse 2.4s infinite; }
.ai-close{ background:none; border:0; color:var(--muted); font-size:1.6rem; line-height:1; cursor:pointer; padding:0 .2rem; transition:.2s; }
.ai-close:hover{ color:var(--text); }
.ai-body{ flex:1; overflow-y:auto; padding:1.1rem; display:flex; flex-direction:column; gap:.6rem; }
.ai-msg{ max-width:82%; padding:.7rem .95rem; border-radius:16px; font-size:.92rem; line-height:1.5; white-space:pre-wrap; word-wrap:break-word; }
.ai-bot{ align-self:flex-start; background:var(--surface); color:var(--text); border:1px solid var(--line); border-bottom-left-radius:5px; }
.ai-user{ align-self:flex-end; background:linear-gradient(135deg,var(--gold),var(--gold-soft)); color:#241c0c; border-bottom-right-radius:5px; }
.ai-typing{ display:flex; gap:5px; align-items:center; }
.ai-typing span{ width:7px; height:7px; border-radius:50%; background:var(--muted); animation:aiblink 1.2s infinite; }
.ai-typing span:nth-child(2){ animation-delay:.2s; } .ai-typing span:nth-child(3){ animation-delay:.4s; }
@keyframes aiblink{ 0%,60%,100%{opacity:.25; transform:translateY(0)} 30%{opacity:1; transform:translateY(-3px)} }
.ai-wa-btn{ align-self:flex-start; margin-top:-.1rem; display:inline-flex; align-items:center; gap:.4rem; background:#25d366; color:#fff; font-size:.85rem; font-weight:600; padding:.6rem 1rem; border-radius:999px; transition:.25s; }
.ai-wa-btn:hover{ filter:brightness(1.08); }
.ai-input{ display:flex; gap:.5rem; padding:.8rem; border-top:1px solid var(--line); background:var(--surface); }
.ai-input input{ flex:1; background:var(--bg-2); border:1px solid var(--line); color:var(--text); border-radius:999px; padding:.7rem 1rem; font-family:var(--sans); font-size:.92rem; }
.ai-input input:focus{ outline:0; border-color:var(--gold); }
.ai-input button{ flex:0 0 44px; width:44px; height:44px; border:0; border-radius:50%; cursor:pointer; background:linear-gradient(135deg,var(--gold),var(--gold-soft)); color:#241c0c; display:grid; place-items:center; transition:.25s; }
.ai-input button:hover{ transform:scale(1.06); }
@media (max-width:680px){
  .ai-fab span{ display:none; }
  .ai-fab{ padding:.8rem; bottom:90px; }
  .ai-panel{ height:calc(100vh - 96px); bottom:16px; right:16px; }
}

/* ---------- Reveal animation ---------- */
.reveal{ opacity:0; transform:translateY(28px); transition:opacity .8s ease, transform .8s ease; }
.reveal.in{ opacity:1; transform:none; }

/* ---------- Responsivo ---------- */
@media (max-width:980px){
  .about-grid,.foryou-grid,.contact-grid{ grid-template-columns:1fr; gap:2.5rem; }
  .cards,.quotes{ grid-template-columns:repeat(2,1fr); }
  .steps{ grid-template-columns:repeat(2,1fr); }
  .gallery-grid{ grid-template-columns:repeat(2,1fr); }
  .about-photo img{ aspect-ratio:4/4; }

  /* Menu hambúrguer já a partir de tablets */
  .nav{
    position:fixed; inset:74px 0 auto 0; flex-direction:column; gap:0; align-items:stretch;
    background:rgba(13,11,9,.97); backdrop-filter:blur(14px); border-bottom:1px solid var(--line);
    padding:1rem 24px 1.6rem; transform:translateY(-120%); transition:.4s ease; opacity:0; pointer-events:none;
  }
  .nav.open{ transform:none; opacity:1; pointer-events:auto; }
  .nav a{ padding:.9rem 0; border-bottom:1px solid var(--line); }
  .nav .nav-cta{ margin-top:1rem; border-bottom:0; }
  .nav-toggle{ display:flex; }
  .nav-toggle.open span:nth-child(1){ transform:translateY(7px) rotate(45deg); }
  .nav-toggle.open span:nth-child(2){ opacity:0; }
  .nav-toggle.open span:nth-child(3){ transform:translateY(-7px) rotate(-45deg); }
}
@media (max-width:680px){
  section{ padding:4.5rem 0; }
  .trust-grid{ grid-template-columns:repeat(2,1fr); }
  .cards,.quotes,.steps,.gallery-grid{ grid-template-columns:1fr; }
  .about-photo-badge{ right:12px; }
  .hero-content{ padding-top:120px; }
}

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