/* ==========================================================
   Dra. Sheyla Senna — Biomedicina Estética
   Tokens: bg #FBF6F1 · ink #231C18 · accent #9C4A3C · gold #AD8A54
   Display: Fraunces · Body/UI: DM Sans
   ========================================================== */

:root{
  --bg:#FBF6F1;
  --bg-alt:#F1E8DE;
  --card:#FFFFFF;
  --ink:#231C18;
  --ink-soft:#6E6058;
  --line:#E4D8CB;
  --accent:#9C4A3C;
  --accent-dark:#7A362B;
  --accent-soft:#EFDAD1;
  --gold:#AD8A54;
  --radius-sm:2px;
  --radius-md:6px;
  --shadow-soft:0 20px 45px -25px rgba(35,28,24,.35);
  --ease:cubic-bezier(.16,.84,.44,1);
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{overflow-x:hidden}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}
}

body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:'DM Sans',system-ui,sans-serif;
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}

h1,h2,h3{
  font-family:'Fraunces',serif;
  font-weight:500;
  line-height:1.12;
  margin:0 0 .5em;
  letter-spacing:-.01em;
  color:var(--ink);
}
h1{font-size:clamp(2.5rem,5.2vw,4.1rem);font-weight:400}
h2{font-size:clamp(1.7rem,3.2vw,2.5rem);font-weight:400}
h3{font-size:1.1rem;font-weight:600;font-family:'DM Sans',sans-serif;letter-spacing:.005em}
p{margin:0 0 1em;color:var(--ink-soft)}
em{font-style:italic;color:var(--accent);font-weight:400}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
svg{fill:currentColor}
ul{list-style:none;margin:0;padding:0}

.container{width:min(1180px,100% - 3rem);margin-inline:auto}
@media (max-width:640px){.container{width:min(1180px,100% - 2.2rem)}}

.skip-link{
  position:absolute;left:-999px;top:auto;
  background:var(--ink);color:var(--bg);padding:.8em 1.2em;z-index:200;
}
.skip-link:focus{left:1rem;top:1rem}

:focus-visible{outline:2px solid var(--accent);outline-offset:3px}

.eyebrow{
  display:flex;align-items:center;gap:.7em;
  font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;
  color:var(--accent);font-weight:700;margin-bottom:1em;
}
.eyebrow::before{content:'';width:22px;height:1px;background:currentColor;opacity:.6}
.eyebrow.light{color:var(--gold)}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:.6em;
  padding:1em 1.7em;border-radius:3px;
  font-weight:600;font-size:.82rem;letter-spacing:.04em;text-transform:uppercase;
  border:1px solid transparent;
  transition:transform .3s var(--ease),box-shadow .3s var(--ease),background .3s var(--ease),border-color .3s var(--ease);
  white-space:nowrap;
}
.btn .wa-icon{width:16px;height:16px;flex:none}
.btn-primary{background:var(--ink);color:var(--bg);box-shadow:var(--shadow-soft)}
.btn-primary:hover{background:var(--accent-dark);transform:translateY(-2px)}
.btn-ghost{border-color:var(--line);color:var(--ink);text-transform:none;letter-spacing:.01em;font-weight:500;font-size:.95rem}
.btn-ghost:hover{border-color:var(--ink)}
.btn-light{background:#fff;color:var(--ink)}
.btn-light:hover{background:var(--accent-soft);color:var(--accent-dark);transform:translateY(-2px)}
.btn-large{padding:1.15em 2.2em;font-size:.85rem}

/* WhatsApp — cor oficial da marca nos CTAs de ação */
.btn-whatsapp{
  background:#25D366!important;color:#fff!important;
  box-shadow:0 14px 30px -14px rgba(37,211,102,.55);
}
.btn-whatsapp:hover{background:#1DA851!important;transform:translateY(-2px)}
.btn-whatsapp.btn-ghost{background:transparent!important}
a.nav-cta.btn-whatsapp{box-shadow:none}
.text-cta{
  display:inline-flex;align-items:center;gap:.4em;font-weight:600;color:var(--accent);
  border-bottom:1px solid transparent;padding-bottom:2px;transition:border-color .2s;
}
.text-cta:hover{border-color:var(--accent)}
.text-cta b{transition:transform .2s}
.text-cta:hover b{transform:translateX(3px)}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(251,246,241,.86);backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:78px}
.brand{display:flex;align-items:center;gap:.7em}
.brand-mark{
  width:38px;height:38px;border-radius:50%;background:var(--ink);color:var(--bg);
  display:grid;place-items:center;font-family:'Fraunces',serif;font-size:.9rem;letter-spacing:.04em;
}
.brand-name{font-family:'Fraunces',serif;font-size:1.05rem;letter-spacing:.01em}

.menu-toggle{
  display:none;flex-direction:column;justify-content:center;gap:5px;
  width:40px;height:40px;border:none;background:none;cursor:pointer;padding:0;
}
.menu-toggle span{width:100%;height:2px;background:var(--ink);transition:transform .25s,opacity .25s}

.main-nav{display:flex;align-items:center;gap:2.1rem}
.main-nav a{font-size:.92rem;font-weight:500;color:var(--ink-soft);transition:color .2s}
.main-nav a:hover{color:var(--accent)}
.main-nav .nav-cta{
  display:inline-flex;align-items:center;gap:.5em;
  background:var(--ink);color:var(--bg);padding:.7em 1.4em;border-radius:3px;
  font-weight:600;font-size:.78rem;letter-spacing:.04em;text-transform:uppercase;
  transition:background .3s var(--ease);
}
.main-nav .nav-cta:hover{background:var(--accent-dark)}
.main-nav .nav-cta .wa-icon{width:15px;height:15px}

@media (max-width:900px){
  .menu-toggle{display:flex}
  .main-nav{
    position:fixed;top:78px;left:0;right:0;height:calc(100vh - 78px);
    background:var(--bg);
    flex-direction:column;align-items:flex-start;gap:0;
    padding:.5rem 1.6rem 1.6rem;overflow-y:auto;
    transform:translateY(-8px);opacity:0;visibility:hidden;pointer-events:none;
    transition:opacity .25s var(--ease),transform .25s var(--ease),visibility .25s;
  }
  .main-nav.open{transform:translateY(0);opacity:1;visibility:visible;pointer-events:auto}
  .main-nav a{width:100%;padding:1.05em 0;border-bottom:1px solid var(--line);font-size:1.02rem}
  .main-nav .nav-cta{margin-top:1.4em;justify-content:center;border-bottom:none;padding:1em 1.4em}
  body.menu-open{overflow:hidden}
  .menu-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  .menu-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
  .menu-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
}

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

/* ---------- Hero ---------- */
.hero{padding:4.5rem 0 3.5rem}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:4rem;align-items:center}
.kicker{
  display:inline-flex;align-items:center;gap:.6em;font-size:.78rem;letter-spacing:.1em;
  text-transform:uppercase;color:var(--accent);font-weight:700;margin-bottom:1.4em;
}
.kicker span{width:26px;height:1px;background:var(--accent)}
.hero-lead{font-size:1.12rem;max-width:46ch;margin-bottom:1.8em}
.hero-actions{display:flex;gap:1em;flex-wrap:wrap;margin-bottom:1.1em}
.hero-microcopy{
  display:flex;align-items:center;gap:.6em;
  font-size:.82rem;color:var(--ink-soft);margin:0 0 2.2em;
}
.hero-microcopy .dot{width:7px;height:7px;flex:none;color:#25D366;fill:currentColor}
.hero-trust{display:flex;gap:2.2em;flex-wrap:wrap;border-top:1px solid var(--line);padding-top:1.6em}
.hero-trust strong{display:block;font-family:'Fraunces',serif;font-size:1.05rem}
.hero-trust small{color:var(--ink-soft);font-size:.8rem}

.hero-media{position:relative}
.hero-photo-wrap{position:relative;border-radius:var(--radius-md);overflow:hidden;box-shadow:var(--shadow-soft)}
.floating-card{
  position:absolute;left:-1.8rem;bottom:-1.8rem;max-width:270px;
  background:var(--ink);color:var(--bg);padding:1.5em 1.6em;border-radius:3px;
  box-shadow:0 30px 50px -22px rgba(0,0,0,.45);
  border-top:2px solid var(--gold);
}
.floating-card span{display:block;font-size:.68rem;letter-spacing:.12em;text-transform:uppercase;color:var(--gold);margin-bottom:.6em}
.floating-card strong{font-family:'Fraunces',serif;font-weight:400;font-style:italic;font-size:1.05rem;line-height:1.45}

@media (max-width:900px){
  .hero-grid{grid-template-columns:1fr;gap:3rem}
  .hero-media{order:-1}
  .floating-card{left:1rem;bottom:-1.4rem;right:1rem;max-width:none}
}

/* ---------- Placeholder media (swap-ready) ---------- */
.img-placeholder{
  position:relative;aspect-ratio:var(--r,4/5);width:100%;
  background:linear-gradient(165deg,var(--bg-alt) 0%,var(--card) 100%);
  border:1px solid var(--line);border-radius:var(--radius-md);
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  text-align:center;gap:1em;color:var(--ink-soft);
}
.img-placeholder::before{
  content:'';position:absolute;inset:14px;border:1px solid rgba(173,138,84,.35);
  border-radius:2px;pointer-events:none;
}
.img-placeholder svg{width:26px;height:26px;color:var(--gold);opacity:.85}
.img-placeholder span{font-size:.78rem;font-weight:600;color:var(--ink-soft);line-height:1.6;padding:0 1.6em;letter-spacing:.01em}
.img-placeholder small{font-weight:400;color:var(--ink-soft);opacity:.75}
.img-placeholder.ph-compact{aspect-ratio:auto;height:100%;border-radius:0;border:none}
.img-placeholder.ph-compact::before{inset:10px}
.img-placeholder.ph-compact span{font-size:.68rem;letter-spacing:.08em;text-transform:uppercase}
.hero-photo-wrap .img-placeholder{border-radius:var(--radius-md)}

/* ---------- Micro proof strip ---------- */
.micro-proof{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--bg-alt)}
.proof-row{
  display:flex;align-items:center;justify-content:center;gap:1.6em;flex-wrap:wrap;
  padding:1.1em 0;font-size:.82rem;font-weight:600;letter-spacing:.02em;color:var(--ink-soft);
}
.proof-row i{width:4px;height:4px;border-radius:50%;background:var(--gold)}

/* ---------- Section shell ---------- */
.section{padding:6rem 0}
.section-head{display:flex;justify-content:space-between;gap:3rem;align-items:flex-end;margin-bottom:3rem}
.section-head p{max-width:34ch;font-size:.95rem}
@media (max-width:760px){.section{padding:4rem 0}.section-head{flex-direction:column;align-items:flex-start;gap:1em}}

/* ---------- Professional section ---------- */
.professional{background:var(--bg-alt)}
.professional-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:4rem;align-items:center}
.professional-media .img-placeholder{--r:1/1;box-shadow:var(--shadow-soft)}
.professional-copy p{max-width:52ch}
.signature-line{display:flex;flex-direction:column;gap:.15em;margin:1.6em 0;font-family:'Fraunces',serif}
.signature-line span{font-size:1.5rem;font-style:italic}
.signature-line small{font-family:'DM Sans',sans-serif;color:var(--ink-soft);font-size:.8rem;letter-spacing:.02em}
@media (max-width:900px){.professional-grid{grid-template-columns:1fr;gap:2.4rem}}

/* ---------- Intro / generic media+copy (kept for future use) ---------- */
.intro-grid,.experience-grid{display:grid;gap:4rem;align-items:center}
.experience-grid{grid-template-columns:1.1fr .9fr}
.experience-media .img-placeholder{--r:4/5;box-shadow:var(--shadow-soft)}
@media (max-width:900px){.experience-grid{grid-template-columns:1fr}}

/* ---------- Steps ---------- */
.steps{display:flex;flex-direction:column;gap:0;margin-top:2em}
.step{display:flex;gap:1.4em;padding:1.5em 0;border-top:1px solid var(--line)}
.step:last-child{border-bottom:1px solid var(--line)}
.step span{font-family:'Fraunces',serif;font-style:italic;color:var(--accent);font-size:1.1rem;flex:none;width:2.2em}
.step h3{margin-bottom:.25em}
.step p{margin:0;font-size:.92rem}

/* ---------- Treatments ---------- */
.treatment-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius-md);overflow:hidden}
.treatment-card{
  background:var(--card);
  padding:2.4rem 2rem;transition:background .3s var(--ease);
  position:relative;
}
.treatment-card:hover{background:var(--bg-alt)}
.treatment-card:hover .card-num{color:var(--accent)}
.card-num{font-family:'Fraunces',serif;font-style:italic;color:var(--gold);font-size:1rem;margin-bottom:1.2em;transition:color .3s}
.treatment-card h3{letter-spacing:.01em}
.treatment-card p{font-size:.9rem;margin-bottom:1.6em}
.treatment-card a{font-size:.78rem;font-weight:700;letter-spacing:.04em;text-transform:uppercase;color:var(--ink)}
.treatment-card a:hover{color:var(--accent)}
@media (max-width:900px){.treatment-grid{grid-template-columns:1fr 1fr}}
@media (max-width:600px){.treatment-grid{grid-template-columns:1fr}}

/* ---------- Before/After slider (signature element) ---------- */
.results-demo{background:var(--bg-alt)}
.comparison-grid{display:grid;grid-template-columns:1fr 1fr;gap:2rem}
.comparison{background:var(--card);border-radius:var(--radius-md);overflow:hidden;border:1px solid var(--line)}
.comparison p{padding:1.4em 1.6em 1.6em;margin:0;font-size:.88rem}
.comparison p strong{color:var(--ink)}

.ba-slider{position:relative;aspect-ratio:4/3;overflow:hidden;user-select:none;touch-action:pan-y}
.ba-media{position:absolute;inset:0}
.ba-before{clip-path:inset(0 50% 0 0)}
.ba-media .img-placeholder{height:100%}
.ba-before .img-placeholder{--r:auto;background:linear-gradient(150deg,var(--accent-soft),var(--bg-alt))}
.ba-after .img-placeholder{--r:auto;background:linear-gradient(150deg,#EFE6DA,var(--card))}

.ba-slider::before,.ba-slider::after{
  position:absolute;top:1em;font-size:.68rem;font-weight:700;letter-spacing:.1em;
  background:rgba(35,28,24,.72);color:#fff;padding:.4em .8em;border-radius:20px;z-index:3;pointer-events:none;
}
.ba-slider::before{content:attr(data-before);left:1em}
.ba-slider::after{content:attr(data-after);right:1em}

.ba-range{
  position:absolute;inset:0;width:100%;height:100%;margin:0;
  -webkit-appearance:none;appearance:none;background:transparent;cursor:ew-resize;z-index:4;
}
.ba-range::-webkit-slider-thumb{-webkit-appearance:none;width:100%;height:100%;background:transparent}
.ba-range::-moz-range-thumb{width:1px;height:100%;background:transparent;border:none}
.ba-range::-moz-range-track{background:transparent}

.ba-handle{
  position:absolute;top:0;bottom:0;left:50%;width:0;pointer-events:none;z-index:2;
  border-left:2px solid #fff;
}
.ba-handle i{
  position:absolute;top:50%;left:0;transform:translate(-50%,-50%);
  width:38px;height:38px;border-radius:50%;background:#fff;
  box-shadow:0 6px 16px rgba(0,0,0,.25);
  display:block;
}
.ba-handle i::before,.ba-handle i::after{
  content:'';position:absolute;top:50%;width:0;height:0;
  border-top:5px solid transparent;border-bottom:5px solid transparent;
}
.ba-handle i::before{left:9px;border-right:6px solid var(--ink);transform:translateY(-50%)}
.ba-handle i::after{right:9px;border-left:6px solid var(--ink);transform:translateY(-50%)}

.results-cta{display:flex;justify-content:center;margin:3rem auto 0;width:fit-content}
@media (max-width:800px){.comparison-grid{grid-template-columns:1fr}}

/* ---------- Testimonials ---------- */
.reviews-shell{
  background:var(--ink);color:var(--bg);border-radius:var(--radius-md);
  display:grid;grid-template-columns:.6fr 1.4fr;overflow:hidden;
  box-shadow:var(--shadow-soft);
}
.reviews-score{padding:3.2rem 2.6rem;border-right:1px solid rgba(251,246,241,.12);text-align:left}
.reviews-score strong{font-family:'Fraunces',serif;font-weight:500;font-size:3.1rem;display:block;line-height:1;letter-spacing:-.01em}
.stars{color:var(--gold);letter-spacing:.2em;margin:.5em 0;font-size:.9rem}
.reviews-score p{color:rgba(251,246,241,.55);font-size:.78rem;letter-spacing:.04em;text-transform:uppercase;margin:0}
.reviews-copy{padding:3.2rem 3rem}
.reviews-copy h2{color:var(--bg);max-width:24ch;font-weight:400}
.reviews-copy p{color:rgba(251,246,241,.62);max-width:52ch;font-size:.94rem}
.reviews-copy .btn-light{margin-top:.6em}
@media (max-width:800px){.reviews-shell{grid-template-columns:1fr}.reviews-score{border-right:none;border-bottom:1px solid rgba(255,255,255,.12)}}

/* ---------- FAQ ---------- */
.faq-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:4rem}
.faq-title p{margin-bottom:1.2em}
.faq-list details{border-top:1px solid var(--line);padding:1.4em 0}
.faq-list details:last-child{border-bottom:1px solid var(--line)}
.faq-list summary{
  cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center;
  font-family:'Fraunces',serif;font-size:1.08rem;color:var(--ink);
}
.faq-list summary::-webkit-details-marker{display:none}
.faq-list summary i{
  flex:none;width:20px;height:20px;position:relative;
}
.faq-list summary i::before,.faq-list summary i::after{
  content:'';position:absolute;top:50%;left:50%;background:var(--accent);transform:translate(-50%,-50%);
}
.faq-list summary i::before{width:12px;height:2px}
.faq-list summary i::after{width:2px;height:12px;transition:transform .25s}
.faq-list details[open] summary i::after{transform:translate(-50%,-50%) rotate(90deg) scale(0)}
.faq-list details p{margin:.9em 0 0;font-size:.92rem;max-width:56ch}
@media (max-width:800px){.faq-grid{grid-template-columns:1fr;gap:1.5rem}}

/* ---------- CTA band ---------- */
.cta-section{padding:5rem 0}
.cta-panel{
  position:relative;overflow:hidden;
  background:var(--ink);color:#fff;
  border-radius:var(--radius-md);padding:3.6rem 3.2rem;
  display:flex;justify-content:space-between;align-items:center;gap:2.4rem;flex-wrap:wrap;
}
.cta-panel::before{
  content:'';position:absolute;inset:0;
  background:radial-gradient(circle at 88% 18%,rgba(173,138,84,.22),transparent 55%);
  pointer-events:none;
}
.cta-panel > div{position:relative}
.cta-panel .btn{position:relative}
.cta-panel h2{color:#fff;max-width:20ch}
.cta-panel p{color:rgba(251,246,241,.66);margin:0}
@media (max-width:700px){.cta-panel{flex-direction:column;align-items:flex-start;padding:2.4rem 1.6rem}}
@media (max-width:480px){
  .btn{white-space:normal;text-align:center;line-height:1.3}
  .cta-panel .btn-large{width:100%;justify-content:center}
  .results-cta{width:100%}
  .hero-actions .btn{flex:1 1 auto;justify-content:center}
}

/* ---------- Footer ---------- */
footer{border-top:1px solid var(--line);padding:3.4rem 0 1.6rem}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:2.4rem;padding-bottom:2.4rem}
.footer-brand{display:flex;flex-direction:column;gap:.8em}
.footer-brand p{margin:0;font-size:.85rem}
footer strong{display:block;margin-bottom:.6em;font-family:'Fraunces',serif;font-weight:500}
footer a{display:block;font-size:.9rem;color:var(--ink-soft);margin-bottom:.4em}
footer a:hover{color:var(--accent)}
.legal{border-top:1px solid var(--line);padding-top:1.6rem;font-size:.76rem;color:var(--ink-soft)}
@media (max-width:700px){.footer-grid{grid-template-columns:1fr;gap:1.6rem}}

/* ---------- Floating WhatsApp ---------- */
.whatsapp-float{
  position:fixed;right:1.4rem;bottom:1.4rem;z-index:150;
  display:flex;align-items:center;gap:.6em;
  background:#25D366;color:#fff;padding:.85em 1.1em;border-radius:50px;
  box-shadow:0 14px 30px -12px rgba(37,211,102,.6);
  font-weight:700;font-size:.85rem;
  transition:transform .25s var(--ease),box-shadow .25s var(--ease);
  animation:wa-pulse 2.6s ease-in-out infinite;
}
.whatsapp-float svg{width:22px;height:22px;flex:none}
.whatsapp-float:hover{transform:translateY(-3px) scale(1.03)}
@keyframes wa-pulse{
  0%,100%{box-shadow:0 14px 30px -12px rgba(37,211,102,.6)}
  50%{box-shadow:0 14px 34px -8px rgba(37,211,102,.85)}
}
@media (max-width:640px){
  .whatsapp-float span{display:none}
  .whatsapp-float{padding:.9em;border-radius:50%}
}

/* ---------- Fixed WhatsApp bar (mobile conversion bar) ---------- */
.whatsapp-bar{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:150;
  align-items:center;justify-content:center;gap:.7em;
  background:#25D366;color:#fff;
  padding:1.05em 1em;padding-bottom:calc(1.05em + env(safe-area-inset-bottom));
  font-weight:700;font-size:.92rem;letter-spacing:.01em;
  box-shadow:0 -8px 24px -10px rgba(0,0,0,.25);
}
.whatsapp-bar svg{width:20px;height:20px;flex:none}
.whatsapp-bar:active{background:#1DA851}
@media (max-width:640px){
  .whatsapp-bar{display:flex}
  .whatsapp-float{display:none}
  /* keep content clear of the fixed bar */
  body{padding-bottom:78px}
}