/* ===========================================================
   Polyana Abreu — Estética Avançada
   Tokens
   =========================================================== */
:root{
  --ink: #17140F;
  --ink-2: #211C14;
  --olive: #5C6B4A;
  --olive-deep: #333D28;
  --olive-light: #8A9A73;
  --bronze: #B4884F;
  --bronze-light: #D9B57E;
  --bone: #F3EDE1;
  --bone-2: #EAE1CF;
  --blush: #E3C4B8;
  --text-on-ink: #F3EDE1;
  --text-on-ink-dim: #C9C0AC;
  --text-on-bone: #241F17;
  --text-on-bone-dim: #5B5648;

  --display: 'Fraunces', serif;
  --body: 'Work Sans', sans-serif;

  --container: 1180px;
  --radius-arch: 999px 999px 0 0;

  --ease: cubic-bezier(.19,1,.22,1);
}

*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
  *{ animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
}

body{
  margin:0;
  background: var(--bone);
  color: var(--text-on-bone);
  font-family: var(--body);
  font-weight: 400;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
button{ font-family: inherit; }

.container{
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 28px;
}

/* type */
h1,h2,h3,h4{
  font-family: var(--display);
  font-weight: 500;
  margin: 0;
  letter-spacing: -0.01em;
  line-height: 1.06;
}
.eyebrow{
  font-family: var(--body);
  font-size: 12.5px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  font-weight: 600;
  color: var(--bronze);
  display:flex;
  align-items:center;
  gap: 12px;
}
.eyebrow::before{
  content:'';
  width: 30px; height:1px;
  background: var(--bronze);
  display:inline-block;
}
section.on-ink .eyebrow, .on-ink .eyebrow{ color: var(--bronze-light); }

p.lede{
  font-size: clamp(16px, 1.6vw, 19px);
  color: var(--text-on-bone-dim);
  max-width: 46ch;
}
.on-ink p.lede{ color: var(--text-on-ink-dim); }

/* ===========================================================
   Buttons
   =========================================================== */
.btn{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding: 15px 28px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  border: 1px solid transparent;
  cursor:pointer;
  transition: transform .45s var(--ease), background .3s ease, color .3s ease, border-color .3s ease;
  white-space: nowrap;
}
.btn:hover{ transform: translateY(-2px); }
.btn-solid{ background: var(--bronze); color: var(--ink); }
.btn-solid:hover{ background: var(--bronze-light); }
.btn-line{ border-color: currentColor; color: inherit; background: transparent; }
.btn-line:hover{ background: rgba(180,136,79,0.12); }
.btn svg{ width:16px; height:16px; }

/* ===========================================================
   Nav
   =========================================================== */
.nav{
  position: fixed;
  top:0; left:0; right:0;
  z-index: 100;
  padding: 22px 0;
  transition: padding .4s var(--ease), background .4s var(--ease), border-color .4s var(--ease);
  border-bottom: 1px solid transparent;
}
.nav.solid{
  padding: 14px 0;
  background: rgba(23,20,15,0.92);
  backdrop-filter: blur(10px);
  border-color: rgba(180,136,79,0.25);
}
.nav .container{
  display:flex;
  align-items:center;
  justify-content:space-between;
}
.brand{
  display:flex;
  align-items:center;
  gap:12px;
  color: var(--text-on-ink);
  font-family: var(--display);
  font-size: 20px;
}
.brand-logo{
  height: 42px;
  width: auto;
  flex-shrink: 0;
  display: block;
}
.brand small{
  display:block;
  font-family: var(--body);
  font-size: 9.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-on-ink-dim);
  margin-top:2px;
}
.nav-links{
  display:flex;
  align-items:center;
  gap: 38px;
  list-style:none;
  margin:0; padding:0;
}
.nav-links a{
  color: var(--text-on-ink-dim);
  font-size: 13.5px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  font-weight: 600;
  position:relative;
  padding-bottom: 4px;
  transition: color .3s;
}
.nav-links a::after{
  content:'';
  position:absolute; left:0; bottom:0;
  width:0; height:1px;
  background: var(--bronze-light);
  transition: width .35s var(--ease);
}
.nav-links a:hover, .nav-links a.active{ color: var(--text-on-ink); }
.nav-links a:hover::after, .nav-links a.active::after{ width:100%; }
.nav-cta{ display:flex; align-items:center; gap:22px; }
.nav-cta .btn{ padding: 12px 22px; font-size:12.5px; }

.nav-toggle{
  display:none;
  background:none; border:none; cursor:pointer;
  width:34px; height:24px; position:relative;
}
.nav-toggle span{
  position:absolute; left:0; right:0; height:1px;
  background: var(--text-on-ink);
  transition: all .3s;
}
.nav-toggle span:nth-child(1){ top:0; }
.nav-toggle span:nth-child(2){ top:11px; }
.nav-toggle span:nth-child(3){ top:22px; }
.nav-toggle.open span:nth-child(1){ transform: translateY(11px) rotate(45deg); }
.nav-toggle.open span:nth-child(2){ opacity:0; }
.nav-toggle.open span:nth-child(3){ transform: translateY(-11px) rotate(-45deg); }

.mobile-panel{
  position: fixed; inset:0;
  background: var(--ink);
  z-index:99;
  display:flex; flex-direction:column;
  align-items:center; justify-content:center;
  gap: 32px;
  transform: translateY(-100%);
  transition: transform .5s var(--ease);
}
.mobile-panel.open{ transform: translateY(0); }
.mp-logo{ height: 84px; width: auto; margin-bottom: 4px; }
.mobile-panel a{
  font-family: var(--display);
  font-size: 32px;
  color: var(--bone);
}
.mobile-panel .btn{
  font-family: var(--body);
  font-size: 14px;
  color: var(--ink);
}

/* ===========================================================
   Hero (video)
   =========================================================== */
.hero{
  position:relative;
  min-height: 100svh;
  display:flex;
  align-items:flex-end;
  background: var(--ink);
  overflow:hidden;
}
.hero-media{
  position:absolute; inset:0;
  z-index:0;
}
.hero-media video, .hero-media img{
  width:100%; height:100%; object-fit:cover;
  filter: saturate(0.92) brightness(0.72);
}
.hero-media::after{
  content:'';
  position:absolute; inset:0;
  background:
    linear-gradient(180deg, rgba(23,20,15,0.55) 0%, rgba(23,20,15,0.35) 35%, rgba(23,20,15,0.92) 92%),
    linear-gradient(90deg, rgba(23,20,15,0.75) 0%, rgba(23,20,15,0.1) 55%);
}
.hero-grain{
  position:absolute; inset:0; z-index:1;
  opacity:0.5; mix-blend-mode:overlay; pointer-events:none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.5'/%3E%3C/svg%3E");
}
.hero-content{
  position:relative; z-index:2;
  width:100%;
  padding-bottom: 96px;
  padding-top: 180px;
}
.hero-content .eyebrow{ color: var(--bronze-light); margin-bottom:26px; }
.hero-content h1{
  font-size: clamp(42px, 7vw, 88px);
  color: var(--bone);
  max-width: 15ch;
}
.hero-content h1 em{
  font-style: italic;
  color: var(--bronze-light);
  font-weight: 400;
}
.hero-content p.lede{ margin-top:24px; color: var(--text-on-ink-dim); }
.hero-actions{
  display:flex; gap:16px; align-items:center; flex-wrap:wrap;
  margin-top: 40px;
}
.hero-actions .btn-solid{ background: var(--bronze); color: var(--ink); }
.hero-actions .btn-line{ color: var(--bone); border-color: rgba(243,237,225,0.4); }

.hero-scroll{
  position:absolute; right:28px; bottom:36px; z-index:2;
  display:flex; flex-direction:column; align-items:center; gap:10px;
  color: var(--text-on-ink-dim); font-size:11px; letter-spacing:0.2em; text-transform:uppercase;
}
.hero-scroll .line{ width:1px; height:46px; background: rgba(243,237,225,0.35); position:relative; overflow:hidden; }
.hero-scroll .line::after{
  content:''; position:absolute; left:0; top:-46px; width:100%; height:46px;
  background: var(--bronze-light);
  animation: scrollDown 2.2s ease-in-out infinite;
}
@keyframes scrollDown{ 0%{ top:-46px; } 60%{ top:46px; } 100%{ top:46px; } }

/* ===========================================================
   Marquee
   =========================================================== */
.marquee-wrap{
  background: var(--ink);
  border-top: 1px solid rgba(180,136,79,0.25);
  border-bottom: 1px solid rgba(180,136,79,0.25);
  overflow:hidden;
  padding: 22px 0;
}
.marquee-track{
  display:flex;
  width: max-content;
  animation: marquee 34s linear infinite;
}
.marquee-track span{
  display:flex; align-items:center;
  font-family: var(--display);
  font-style:italic;
  font-size: clamp(18px, 2.4vw, 28px);
  color: var(--text-on-ink-dim);
  padding: 0 34px;
  white-space:nowrap;
}
.marquee-track span::after{
  content:'✦';
  font-style: normal;
  color: var(--bronze);
  margin-left: 34px;
  font-size: 12px;
}
@keyframes marquee{ from{ transform: translateX(0); } to{ transform: translateX(-50%); } }

/* ===========================================================
   Sections generic
   =========================================================== */
section{ position:relative; }
.section-pad{ padding: 128px 0; }
@media (max-width: 780px){ .section-pad{ padding: 88px 0; } }
.on-ink{ background: var(--ink); color: var(--text-on-ink); }
.on-bone{ background: var(--bone); color: var(--text-on-bone); }
.on-bone-2{ background: var(--bone-2); color: var(--text-on-bone); }

.section-head{
  display:flex;
  justify-content:space-between;
  align-items:flex-end;
  gap: 40px;
  margin-bottom: 64px;
  flex-wrap:wrap;
}
.section-head h2{ font-size: clamp(32px, 4.2vw, 54px); margin-top:18px; }
.section-head .lede{ margin:0; padding-top: 8px; }

/* ===========================================================
   Arch frame — signature motif
   =========================================================== */
.arch{
  position:relative;
  overflow:hidden;
  border-radius: 480px 480px 6px 6px;
  aspect-ratio: 3/4;
  background: var(--olive-deep);
  isolation:isolate;
}
.arch video, .arch img{
  width:100%; height:100%; object-fit:cover;
}
.arch::after{
  content:'';
  position:absolute; inset:0;
  border-radius: inherit;
  box-shadow: inset 0 0 0 1px rgba(243,237,225,0.25), inset 0 -60px 80px rgba(0,0,0,0.35);
  pointer-events:none;
}
.arch.wide{ aspect-ratio: 4/3; border-radius: 320px 320px 6px 6px; }
.arch.short{ aspect-ratio: 1/1; border-radius: 260px 260px 6px 6px; }

/* ===========================================================
   About teaser split
   =========================================================== */
.about-split{
  display:grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 72px;
  align-items:center;
}
.about-split .arch-col{ position:relative; }
.about-split .arch-col .stat-card{
  position:absolute;
  left: -32px; bottom: -28px;
  background: var(--bone);
  color: var(--text-on-bone);
  padding: 22px 26px;
  border-radius: 4px;
  box-shadow: 0 24px 48px rgba(23,20,15,0.28);
  min-width: 190px;
}
.stat-card .num{
  font-family: var(--display);
  font-size: 40px;
  color: var(--olive);
  line-height:1;
}
.stat-card .cap{
  font-size: 11.5px;
  text-transform:uppercase;
  letter-spacing:0.1em;
  color: var(--text-on-bone-dim);
  margin-top: 6px;
}
.about-copy h2{ font-size: clamp(30px, 4vw, 46px); margin-top:18px; }
.about-copy p.lede{ margin-top: 22px; }
.about-list{
  list-style:none; margin: 32px 0 0; padding:0;
  display:grid; gap: 14px;
}
.about-list li{
  display:flex; gap:12px; align-items:flex-start;
  font-size: 15px; color: var(--text-on-bone-dim);
}
.about-list li::before{
  content:'✦'; color: var(--bronze); font-size: 11px; margin-top:5px;
}

/* ===========================================================
   Cards grid — procedures teaser
   =========================================================== */
.card-grid{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.p-card{
  background: var(--ink-2);
  border: 1px solid rgba(180,136,79,0.2);
  border-radius: 4px;
  padding: 40px 32px;
  transition: transform .5s var(--ease), border-color .4s;
}
.p-card:hover{ transform: translateY(-6px); border-color: rgba(180,136,79,0.55); }
.p-card .tag{
  font-size:11px; letter-spacing:0.14em; text-transform:uppercase;
  color: var(--olive-light);
}
.p-card h3{
  font-size: 24px; margin-top: 16px; color: var(--bone);
}
.p-card p{
  font-size: 14.5px; color: var(--text-on-ink-dim); margin-top:12px;
}
.p-card a.more{
  display:inline-flex; align-items:center; gap:8px;
  margin-top: 22px; font-size:13px; letter-spacing:0.05em;
  text-transform:uppercase; color: var(--bronze-light); font-weight:600;
}

/* ===========================================================
   Testimonial
   =========================================================== */
.quote-block{
  max-width: 820px;
  margin: 0 auto;
  text-align:center;
}
.quote-block .mark{ font-family: var(--display); font-size:64px; color: var(--bronze); line-height:1; }
.quote-block blockquote{
  font-family: var(--display);
  font-style: italic;
  font-size: clamp(22px, 3.4vw, 34px);
  line-height:1.4;
  margin: 18px 0 30px;
}
.quote-block .who{
  font-size:13px; text-transform:uppercase; letter-spacing:0.12em; color: var(--text-on-bone-dim);
}

/* ===========================================================
   CTA banner
   =========================================================== */
.cta-banner{
  background: linear-gradient(120deg, var(--olive-deep), var(--ink) 60%);
  padding: 100px 0;
  text-align:center;
  position:relative;
  overflow:hidden;
}
.cta-banner::before{
  content:'';
  position:absolute; inset:0;
  background: radial-gradient(600px 300px at 50% 0%, rgba(180,136,79,0.25), transparent 70%);
}
.cta-banner .inner{ position:relative; z-index:1; }
.cta-banner .eyebrow{ justify-content:center; color: var(--bronze-light); }
.cta-banner .eyebrow::before{ display:none; }
.cta-banner h2{
  font-size: clamp(30px, 5vw, 56px);
  color: var(--bone);
  max-width: 18ch;
  margin: 22px auto 40px;
}
.cta-banner .btn-solid{ background: var(--bronze); color: var(--ink); }

/* ===========================================================
   Footer
   =========================================================== */
footer{
  background: var(--ink);
  color: var(--text-on-ink-dim);
  padding: 80px 0 30px;
}
.footer-grid{
  display:grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 60px;
  border-bottom: 1px solid rgba(180,136,79,0.2);
}
.footer-brand .brand{ margin-bottom: 18px; }
.footer-brand p{ max-width:32ch; font-size:14px; }
.footer-col h4{
  font-family: var(--body);
  font-size:12px; text-transform:uppercase; letter-spacing:0.14em;
  color: var(--bone); margin-bottom: 18px; font-weight:700;
}
.footer-col ul{ list-style:none; margin:0; padding:0; display:grid; gap:11px; }
.footer-col a{ font-size:14.5px; transition:color .3s; }
.footer-col a:hover{ color: var(--bronze-light); }
.footer-bottom{
  display:flex; justify-content:space-between; align-items:center;
  padding-top: 26px; font-size:12.5px; flex-wrap:wrap; gap:12px;
}
.socials{ display:flex; gap:16px; }
.socials a{
  width:36px; height:36px; border:1px solid rgba(180,136,79,0.3); border-radius:50%;
  display:flex; align-items:center; justify-content:center;
}
.socials a:hover{ border-color: var(--bronze-light); }
.socials svg{ width:15px; height:15px; }

/* ===========================================================
   Page hero (inner pages, no video)
   =========================================================== */
.page-hero{
  background: var(--ink);
  padding: 200px 0 110px;
  position:relative;
  overflow:hidden;
}
.page-hero::after{
  content:'';
  position:absolute; right:-10%; top:-30%;
  width:600px; height:600px; border-radius:50%;
  background: radial-gradient(circle, rgba(180,136,79,0.16), transparent 70%);
}
.page-hero h1{
  color: var(--bone);
  font-size: clamp(38px, 6vw, 68px);
  max-width: 16ch;
  position:relative; z-index:1;
}
.page-hero p.lede{ margin-top:22px; position:relative; z-index:1; }
.crumbs{
  display:flex; gap:10px; align-items:center;
  font-size:12px; text-transform:uppercase; letter-spacing:0.1em;
  color: var(--text-on-ink-dim); margin-bottom: 24px;
}
.crumbs a:hover{ color: var(--bronze-light); }

/* reveal on scroll */
.reveal{ opacity:0; transform: translateY(28px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.reveal.in{ opacity:1; transform: translateY(0); }

/* ===========================================================
   Before / after — trigger button + lightbox
   =========================================================== */
.ba-btn{
  display:inline-flex; align-items:center; gap:9px;
  margin-top: 18px;
  padding: 11px 20px;
  border: 1px solid rgba(180,136,79,0.5);
  border-radius: 999px;
  background: transparent;
  color: var(--bronze-light);
  font-family: var(--body);
  font-weight: 600;
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background .3s ease, border-color .3s ease, color .3s ease, transform .3s var(--ease);
}
.ba-btn:hover{ background: rgba(180,136,79,0.14); border-color: var(--bronze-light); transform: translateY(-1px); }
.ba-btn:focus-visible{ outline: 2px solid var(--bronze-light); outline-offset: 3px; }
.ba-btn svg{ width: 15px; height: 15px; flex-shrink:0; }
.on-bone .ba-btn{ color: var(--olive-deep); border-color: rgba(92,107,74,0.5); }
.on-bone .ba-btn:hover{ background: rgba(92,107,74,0.12); border-color: var(--olive); }

.lightbox{
  position: fixed; inset: 0;
  z-index: 200;
  display: flex; align-items: center; justify-content: center;
  padding: 24px;
  background: rgba(15,13,10,0.94);
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
  opacity: 0; visibility: hidden;
  transition: opacity .35s var(--ease), visibility .35s var(--ease);
}
.lightbox.open{ opacity: 1; visibility: visible; }
.lightbox-inner{
  margin: 0; position: relative;
  max-width: 1000px; width: 100%;
  display: flex; flex-direction: column; align-items: center; gap: 16px;
}
.lightbox-img{
  max-width: 100%; max-height: 82vh;
  width: auto; height: auto;
  object-fit: contain;
  border-radius: 6px;
  box-shadow: 0 30px 80px rgba(0,0,0,0.5);
  opacity: 0;
  transition: opacity .4s var(--ease);
}
.lightbox-img.loaded{ opacity: 1; }
.lightbox-cap{
  font-family: var(--body);
  font-size: 12.5px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--text-on-ink-dim);
  text-align: center;
}
.lightbox-close{
  position: fixed; top: 18px; right: 18px;
  width: 46px; height: 46px;
  border-radius: 50%;
  border: 1px solid rgba(243,237,225,0.3);
  background: rgba(243,237,225,0.06);
  color: var(--bone);
  font-size: 26px; line-height: 1;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: background .3s ease, border-color .3s ease, transform .3s var(--ease);
}
.lightbox-close:hover{ background: rgba(243,237,225,0.16); border-color: var(--bronze-light); transform: rotate(90deg); }
.lightbox-close:focus-visible{ outline: 2px solid var(--bronze-light); outline-offset: 3px; }
.lightbox-spinner{
  position: absolute; top: 50%; left: 50%;
  width: 40px; height: 40px; margin: -20px 0 0 -20px;
  border: 3px solid rgba(243,237,225,0.22);
  border-top-color: var(--bronze-light);
  border-radius: 50%;
  animation: spin .8s linear infinite;
  display: none;
}
.lightbox.is-loading .lightbox-spinner{ display: block; }
@keyframes spin{ to{ transform: rotate(360deg); } }

/* ===========================================================
   Responsive
   =========================================================== */
@media (max-width: 980px){
  .nav-links, .nav-cta{ display:none; }
  .nav-toggle{ display:block; margin-left:auto; }
  .about-split{ grid-template-columns: 1fr; }
  .card-grid{ grid-template-columns: 1fr 1fr; }
  .footer-grid{ grid-template-columns: 1fr 1fr; }
}
@media (max-width: 600px){
  .container{ padding: 0 20px; }
  .brand{ font-size: 18px; }
  .brand-logo{ height: 36px; }
  .mp-logo{ height: 72px; }
  .card-grid{ grid-template-columns: 1fr; }
  .footer-grid{ grid-template-columns: 1fr; gap:36px; }
  .footer-bottom{ justify-content:flex-start; }
  .about-split{ gap:44px; }
  .about-split .arch-col .stat-card{ left:12px; right:12px; min-width:unset; }
  .hero-scroll{ display:none; }
  .hero-content{ padding-top:140px; padding-bottom:72px; }
  .hero-actions{ gap:12px; }
  .hero-actions .btn{ width:100%; justify-content:center; }
  .section-head{ margin-bottom:44px; }
  .page-hero{ padding: 140px 0 72px; }
  .page-hero::after{ width:360px; height:360px; }
  .lightbox{ padding: 16px; }
  .lightbox-img{ max-height: 76vh; }
  .lightbox-close{ top: 12px; right: 12px; width: 42px; height: 42px; }
}