/* =========================================================
   FRANCES REABILITAÇÃO ORAL — Design System
   Navy #152c5d · medium blue accent · cool neutrals
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=Hanken+Grotesk:wght@300;400;500;600;700&family=Sora:wght@400;500;600;700&family=Spectral:ital,wght@0,400;0,500;0,600;1,400&display=swap');

:root{
  /* brand */
  --navy-950:#0a1733;
  --navy-900:#0c1b3d;
  --navy-800:#102449;
  --navy:#152c5d;
  --navy-600:#1f3d77;
  --navy-500:#2a4d8f;
  --blue:#2f6fd0;
  --blue-bright:#3f86ee;
  --blue-tint:#eaf1fb;
  --blue-tint-2:#dbe8fa;

  /* neutrals (cool) */
  --ink:#13203a;
  --ink-soft:#4b566b;
  --ink-faint:#7b8597;
  --line:#e4e9f1;
  --line-soft:#eef2f8;
  --bg:#ffffff;
  --bg-soft:#f5f7fb;
  --bg-cool:#eef2f8;
  --white:#ffffff;

  /* type */
  --font-body:'Hanken Grotesk',system-ui,sans-serif;
  --font-serif:'Spectral',Georgia,serif;
  --font-sans-display:'Sora','Hanken Grotesk',sans-serif;
  --font-heading:var(--font-serif); /* toggled via [data-heading] */

  /* shape */
  --r-sm:10px;
  --r:16px;
  --r-lg:22px;
  --r-xl:30px;
  --shadow-sm:0 2px 8px rgba(16,36,73,.05);
  --shadow:0 18px 44px -22px rgba(16,36,73,.30);
  --shadow-lg:0 40px 90px -40px rgba(12,27,61,.45);
  --ease:cubic-bezier(.22,.61,.36,1);

  --maxw:1200px;
  --gutter:clamp(20px,5vw,64px);
}

[data-heading="sans"]{ --font-heading:var(--font-sans-display); }

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-body);
  color:var(--ink);
  background:var(--bg);
  font-size:17px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer}

/* ---------- layout ---------- */
.wrap{max-width:var(--maxw);margin:0 auto;padding-inline:var(--gutter)}
.section{padding-block:clamp(64px,9vw,128px)}
.section--tight{padding-block:clamp(48px,6vw,80px)}
.section--soft{background:var(--bg-soft)}
.section--cool{background:var(--bg-cool)}
.section--navy{background:var(--navy);color:#fff}
.section--navy-deep{background:radial-gradient(120% 130% at 80% -10%,var(--navy-600) 0%,var(--navy) 38%,var(--navy-900) 100%);color:#fff}

/* ---------- type ---------- */
h1,h2,h3,h4{font-family:var(--font-heading);font-weight:600;line-height:1.08;letter-spacing:-.01em;color:var(--ink)}
[data-heading="sans"] h1,[data-heading="sans"] h2,[data-heading="sans"] h3,[data-heading="sans"] h4{letter-spacing:-.025em;font-weight:600}
.display{font-size:clamp(2.4rem,4.3vw,3.7rem);line-height:1.08;font-weight:600}
h1{font-size:clamp(2.3rem,4.4vw,3.5rem)}
h2{font-size:clamp(1.9rem,3.4vw,2.85rem)}
h3{font-size:clamp(1.25rem,1.7vw,1.5rem);line-height:1.2}
.lead{font-size:clamp(1.08rem,1.5vw,1.32rem);line-height:1.55;color:var(--ink-soft);font-weight:400}
.on-dark,.on-dark h1,.on-dark h2,.on-dark h3,.on-dark h4{color:#fff}
.on-dark .lead{color:rgba(255,255,255,.78)}
p{text-wrap:pretty}
.muted{color:var(--ink-soft)}

.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--font-body);font-weight:600;font-size:.78rem;
  letter-spacing:.16em;text-transform:uppercase;color:var(--blue);
}
.eyebrow::before{content:"";width:26px;height:1.5px;background:currentColor;opacity:.7}
.on-dark .eyebrow{color:var(--blue-bright)}
.eyebrow--center{justify-content:center}

.section-head{max-width:680px}
.section-head--center{margin-inline:auto;text-align:center}
.section-head .lead{margin-top:18px}
.section-head h2{margin-top:16px}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:10px;
  font-weight:600;font-size:1rem;letter-spacing:.005em;
  padding:15px 26px;border-radius:999px;border:1.5px solid transparent;
  transition:transform .3s var(--ease),background .25s,color .25s,box-shadow .3s,border-color .25s;
  white-space:nowrap;line-height:1;
}
.btn svg{width:18px;height:18px}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:var(--blue);color:#fff;box-shadow:0 14px 30px -12px rgba(47,111,208,.6)}
.btn-primary:hover{background:var(--blue-bright);box-shadow:0 20px 40px -14px rgba(47,111,208,.7)}
.btn-navy{background:var(--navy);color:#fff}
.btn-navy:hover{background:var(--navy-600)}
.btn-ghost{background:transparent;color:var(--navy);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--navy);background:#fff}
.btn-white{background:#fff;color:var(--navy)}
.btn-white:hover{background:#fff;box-shadow:0 18px 40px -16px rgba(0,0,0,.4)}
.btn-outline-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.4)}
.btn-outline-light:hover{border-color:#fff;background:rgba(255,255,255,.08)}
.btn-lg{padding:18px 32px;font-size:1.05rem}
.btn-block{width:100%;justify-content:center}

.link-arrow{display:inline-flex;align-items:center;gap:8px;font-weight:600;color:var(--blue)}
.link-arrow svg{width:16px;height:16px;transition:transform .3s var(--ease)}
.link-arrow:hover svg{transform:translateX(4px)}

/* ---------- header ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  transition:background .35s var(--ease),box-shadow .35s,padding .35s;
  padding-block:18px;
}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:24px}
.site-header.solid{background:rgba(15,30,64,.86);backdrop-filter:blur(14px) saturate(1.2);box-shadow:0 1px 0 rgba(255,255,255,.06);padding-block:12px}
.brand{display:flex;align-items:center;flex-shrink:0}
.brand img{height:30px;width:auto}
.nav{display:flex;align-items:center;gap:6px}
.nav a{
  color:rgba(255,255,255,.82);font-size:.95rem;font-weight:500;
  padding:9px 14px;border-radius:8px;transition:color .2s,background .2s;
}
.nav a:hover{color:#fff;background:rgba(255,255,255,.08)}
.nav a.active{color:#fff}
.nav a.active::after{content:"";display:block;height:2px;width:16px;background:var(--blue-bright);border-radius:2px;margin:3px auto 0}
.header-cta{display:flex;align-items:center;gap:14px}
.header-phone{color:rgba(255,255,255,.85);font-weight:600;font-size:.95rem;display:flex;align-items:center;gap:8px;white-space:nowrap}
.header-phone svg{width:16px;height:16px}

.burger{display:none;flex-direction:column;gap:5px;background:none;border:0;padding:8px}
.burger span{width:26px;height:2px;background:#fff;border-radius:2px;transition:.3s}

/* mobile menu */
.mobile-nav{
  position:fixed;inset:0;z-index:99;background:var(--navy-900);
  display:flex;flex-direction:column;justify-content:center;gap:6px;
  padding:var(--gutter);
  transform:translateY(-100%);transition:transform .45s var(--ease);visibility:hidden;
}
.mobile-nav.open{transform:translateY(0);visibility:visible}
.mobile-nav a{color:#fff;font-family:var(--font-heading);font-size:1.7rem;padding:12px 0;border-bottom:1px solid rgba(255,255,255,.08)}
.mobile-nav .btn{margin-top:24px;align-self:flex-start}

/* ---------- hero ---------- */
.hero{position:relative;background:var(--navy-900);color:#fff;overflow:hidden}
.hero::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(80% 90% at 78% 8%,rgba(47,111,208,.32) 0%,transparent 55%),
             radial-gradient(70% 80% at 0% 100%,rgba(31,61,119,.5) 0%,transparent 60%);
  pointer-events:none;
}
.hero-grid{
  position:relative;z-index:2;
  display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(32px,5vw,72px);
  align-items:center;
  padding-top:clamp(140px,16vh,190px);padding-bottom:clamp(64px,8vw,96px);
}
.hero-eyebrow{color:var(--blue-bright)}
.hero-copy h1{margin:22px 0 22px;color:#fff}
.hero-copy .lead{color:rgba(255,255,255,.8)}
.hero .lead{max-width:32ch}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px}

/* credential bar */
.cred-bar{position:relative;z-index:2;border-top:1px solid rgba(255,255,255,.12)}
.cred-bar .wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:rgba(255,255,255,.1);
  border-radius:0;overflow:hidden}
.cred{background:var(--navy-900);padding:26px clamp(14px,2vw,30px)}
.cred .num{font-family:var(--font-heading);font-size:clamp(1.7rem,3vw,2.4rem);font-weight:600;color:#fff;line-height:1}
.cred .lbl{margin-top:8px;font-size:.86rem;color:rgba(255,255,255,.62);line-height:1.35}

/* ---------- placeholder media ---------- */
.ph{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  background:
    repeating-linear-gradient(135deg,rgba(21,44,93,.05) 0 2px,transparent 2px 11px),
    var(--bg-cool);
  border:1px solid var(--line);
  display:flex;align-items:flex-end;justify-content:flex-start;
  min-height:240px;color:var(--ink-faint);
}
.ph.on-navy{
  background:repeating-linear-gradient(135deg,rgba(255,255,255,.06) 0 2px,transparent 2px 11px),var(--navy-800);
  border-color:rgba(255,255,255,.14);color:rgba(255,255,255,.6);
}
.ph .ph-tag{
  font-family:'Spectral',monospace;font-family:ui-monospace,'SFMono-Regular',Menlo,monospace;
  font-size:.74rem;letter-spacing:.04em;
  background:rgba(255,255,255,.85);color:var(--navy);
  padding:7px 11px;border-radius:8px;margin:14px;backdrop-filter:blur(4px);
  display:inline-flex;align-items:center;gap:7px;font-weight:500;
}
.ph.on-navy .ph-tag{background:rgba(10,23,51,.7);color:rgba(255,255,255,.85)}
.ph .ph-tag::before{content:"▦";opacity:.5}
.ph-fill{position:absolute;inset:0}

/* ---------- cards ---------- */
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:30px;transition:transform .4s var(--ease),box-shadow .4s,border-color .3s;
}
.card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#d7e0ee}
.card-ico{
  width:52px;height:52px;border-radius:14px;display:grid;place-items:center;
  background:var(--blue-tint);color:var(--blue);margin-bottom:20px;
}
.card-ico svg{width:24px;height:24px}
.card h3{margin-bottom:8px}
.card p{color:var(--ink-soft);font-size:.98rem}
.card--navy{background:var(--navy);border-color:var(--navy);color:#fff}
.card--navy h3{color:#fff}
.card--navy p{color:rgba(255,255,255,.74)}
.card--navy .card-ico{background:rgba(255,255,255,.1);color:#fff}

.grid{display:grid;gap:22px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}

/* ---------- stats ---------- */
.stats{display:flex;flex-wrap:wrap;gap:clamp(28px,5vw,64px)}
.stat .num{font-family:var(--font-heading);font-size:clamp(2.2rem,3.6vw,3.1rem);font-weight:600;line-height:1;color:var(--navy)}
.on-dark .stat .num{color:#fff}
.stat .lbl{margin-top:6px;color:var(--ink-soft);font-size:.92rem;max-width:18ch}
.on-dark .stat .lbl{color:rgba(255,255,255,.7)}

/* ---------- split feature ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(36px,6vw,84px);align-items:center}
.split--media-left{direction:rtl}
.split--media-left>*{direction:ltr}

/* ---------- pain list ---------- */
.pain-list{display:grid;gap:14px;margin-top:30px}
.pain-item{
  display:flex;gap:16px;align-items:flex-start;
  background:#fff;border:1px solid var(--line);border-radius:var(--r);
  padding:20px 24px;font-size:1.06rem;font-weight:500;color:var(--ink);
  transition:border-color .3s,box-shadow .3s;
}
.pain-item:hover{border-color:var(--blue);box-shadow:var(--shadow-sm)}
.pain-item .q{flex-shrink:0;width:30px;height:30px;border-radius:50%;display:grid;place-items:center;
  background:var(--blue-tint);color:var(--blue)}
.pain-item .q svg{width:16px;height:16px}

/* ---------- check list ---------- */
.checks{display:grid;gap:16px;margin-top:10px}
.checks li{display:flex;gap:14px;align-items:flex-start;list-style:none;line-height:1.45}
.checks .ck{flex-shrink:0;width:26px;height:26px;border-radius:50%;display:grid;place-items:center;margin-top:1px;
  background:rgba(63,134,238,.16);color:var(--blue-bright)}
.checks .ck svg{width:15px;height:15px}
.on-dark .checks li{color:rgba(255,255,255,.88)}

/* ---------- steps ---------- */
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:18px;counter-reset:step}
.step{position:relative;padding-top:8px}
.step .n{
  font-family:var(--font-heading);font-size:2.6rem;font-weight:600;color:var(--blue);
  opacity:.9;line-height:1;margin-bottom:14px;
}
.step h3{font-size:1.12rem;margin-bottom:8px}
.step p{font-size:.95rem;color:var(--ink-soft)}
.on-dark .step p{color:rgba(255,255,255,.7)}
.step::after{content:"";position:absolute;top:18px;left:46px;right:-9px;height:1.5px;
  background:repeating-linear-gradient(90deg,var(--line) 0 6px,transparent 6px 12px)}
.step:last-child::after{display:none}

/* ---------- testimonials ---------- */
.quote-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:32px;display:flex;flex-direction:column;gap:18px}
.stars{display:flex;gap:3px;color:#f0a431}
.stars svg{width:18px;height:18px}
.quote-card blockquote{font-size:1.08rem;line-height:1.55;color:var(--ink);font-weight:400}
.quote-card .who{display:flex;align-items:center;gap:14px;margin-top:auto}
.avatar-ph{width:48px;height:48px;border-radius:50%;flex-shrink:0;
  background:repeating-linear-gradient(135deg,rgba(21,44,93,.08) 0 2px,transparent 2px 9px),var(--bg-cool);border:1px solid var(--line)}
.who .nm{font-weight:600;font-size:.98rem}
.who .tt{font-size:.85rem;color:var(--ink-faint)}

/* ---------- before/after ---------- */
.ba-card{border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;background:#fff;transition:transform .4s var(--ease),box-shadow .4s}
.ba-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.ba-imgs{display:grid;grid-template-columns:1fr 1fr;gap:2px;background:var(--line)}
.ba-imgs .ph{border-radius:0;border:0;min-height:200px}
.ba-imgs .tagpos{position:absolute;top:12px;left:12px;background:var(--navy);color:#fff;font-size:.72rem;font-weight:600;
  letter-spacing:.08em;text-transform:uppercase;padding:5px 10px;border-radius:6px}
.ba-imgs .tagpos.after{background:var(--blue)}
.ba-body{padding:22px 24px}
.ba-body .ttl{font-weight:600;font-size:1.05rem;color:var(--navy)}
.ba-body p{font-size:.95rem;color:var(--ink-soft);margin-top:6px}

/* ---------- faq ---------- */
.faq{max-width:820px;margin-inline:auto}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{width:100%;text-align:left;background:none;border:0;padding:24px 0;
  display:flex;align-items:center;justify-content:space-between;gap:24px;
  font-family:var(--font-heading);font-size:clamp(1.08rem,1.5vw,1.28rem);font-weight:600;color:var(--ink)}
.faq-q .pm{flex-shrink:0;width:34px;height:34px;border-radius:50%;border:1.5px solid var(--line);
  display:grid;place-items:center;transition:.3s;color:var(--blue)}
.faq-q .pm svg{width:16px;height:16px;transition:transform .3s var(--ease)}
.faq-item.open .pm{background:var(--blue);border-color:var(--blue);color:#fff}
.faq-item.open .pm svg{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .4s var(--ease)}
.faq-a-inner{padding-bottom:24px;color:var(--ink-soft);max-width:70ch;line-height:1.6}

/* ---------- CTA band ---------- */
.cta-band{position:relative;overflow:hidden}
.cta-band .inner{display:grid;grid-template-columns:1.2fr .8fr;gap:48px;align-items:center}

/* ---------- contact form ---------- */
.form-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:clamp(28px,3vw,40px);box-shadow:var(--shadow)}
.field{margin-bottom:18px}
.field label{display:block;font-weight:600;font-size:.9rem;margin-bottom:8px;color:var(--ink)}
.field input,.field select,.field textarea{
  width:100%;font-family:inherit;font-size:1rem;color:var(--ink);
  padding:14px 16px;border:1.5px solid var(--line);border-radius:var(--r-sm);background:var(--bg-soft);
  transition:border-color .2s,background .2s;
}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--blue);background:#fff}
.contact-info{display:grid;gap:4px}
.ci-row{display:flex;gap:16px;align-items:flex-start;padding:18px 0;border-bottom:1px solid rgba(255,255,255,.12)}
.ci-row .ic{flex-shrink:0;width:44px;height:44px;border-radius:12px;display:grid;place-items:center;background:rgba(255,255,255,.1);color:#fff}
.ci-row .ic svg{width:20px;height:20px}
.ci-row .k{font-size:.82rem;letter-spacing:.06em;text-transform:uppercase;color:rgba(255,255,255,.55)}
.ci-row .v{font-weight:600;font-size:1.05rem;color:#fff}

/* ---------- footer ---------- */
.site-footer{background:var(--navy-950);color:rgba(255,255,255,.7);padding-top:clamp(56px,7vw,88px)}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px}
.footer-grid img.flogo{height:34px;margin-bottom:20px}
.footer-grid p{font-size:.95rem;line-height:1.6;max-width:34ch}
.footer-col h4{font-family:var(--font-body);font-size:.82rem;letter-spacing:.12em;text-transform:uppercase;
  color:rgba(255,255,255,.5);margin-bottom:18px;font-weight:600}
.footer-col a{display:block;padding:6px 0;color:rgba(255,255,255,.72);font-size:.96rem;transition:color .2s}
.footer-col a:hover{color:#fff}
.socials{display:flex;gap:12px;margin-top:6px}
.socials a{width:42px;height:42px;border-radius:50%;border:1px solid rgba(255,255,255,.16);display:grid;place-items:center;color:#fff;transition:.25s}
.socials a:hover{background:#fff;color:var(--navy);border-color:#fff}
.socials svg{width:18px;height:18px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding-block:26px;display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;align-items:center}
.footer-bottom p{font-size:.85rem;color:rgba(255,255,255,.5)}
.footer-disc{font-size:.8rem;color:rgba(255,255,255,.4);max-width:60ch;line-height:1.5}

/* ---------- whatsapp float ---------- */
.wa-float{
  position:fixed;right:22px;bottom:22px;z-index:90;
  display:flex;align-items:center;gap:12px;
  background:var(--navy);color:#fff;font-weight:600;
  padding:14px 22px 14px 16px;border-radius:999px;
  box-shadow:0 18px 40px -12px rgba(12,27,61,.6);
  transition:transform .3s var(--ease),background .25s;
}
.wa-float:hover{transform:translateY(-3px) scale(1.02);background:var(--navy-600)}
.wa-float svg{width:26px;height:26px;flex-shrink:0}
.wa-float .wa-pulse{position:relative}
@media (max-width:560px){ .wa-float span{display:none} .wa-float{padding:16px;right:16px;bottom:16px} }

/* ---------- page hero (inner pages) ---------- */
.page-hero{background:var(--navy-900);color:#fff;position:relative;overflow:hidden;
  padding-top:clamp(140px,16vh,180px);padding-bottom:clamp(56px,7vw,84px)}
.page-hero::before{content:"";position:absolute;inset:0;
  background:radial-gradient(70% 90% at 90% 0%,rgba(47,111,208,.28) 0%,transparent 55%);pointer-events:none}
.page-hero .wrap{position:relative;z-index:2}
.crumbs{display:flex;gap:8px;align-items:center;font-size:.86rem;color:rgba(255,255,255,.55);margin-bottom:18px}
.crumbs a:hover{color:#fff}
.crumbs span{opacity:.5}
.page-hero h1{max-width:18ch}
.page-hero .lead{margin-top:18px;max-width:54ch}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.in{opacity:1;transform:none}
.reveal.d1{transition-delay:.08s}.reveal.d2{transition-delay:.16s}.reveal.d3{transition-delay:.24s}.reveal.d4{transition-delay:.32s}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}

/* ---------- responsive ---------- */
@media (max-width:1024px){
  .nav,.header-phone{display:none}
  .burger{display:flex}
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .hero-media{order:-1}
  .split{grid-template-columns:1fr;gap:36px}
  .split--media-left{direction:ltr}
  .steps{grid-template-columns:repeat(2,1fr)}
  .step::after{display:none}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px}
  .cta-band .inner{grid-template-columns:1fr;gap:28px}
  .cred-bar .wrap{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:640px){
  body{font-size:16px}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .cred-bar .wrap{grid-template-columns:1fr 1fr}
  .ba-imgs{grid-template-columns:1fr 1fr}
  .hero-cta .btn{flex:1 1 100%;justify-content:center}
}