/* === Dr. Marcelo Brito — Static landing === */
:root{
  --bg:#fafaf7;
  --fg:#0f1a2e;
  --muted:#5b6677;
  --border:#e3e7ee;
  --card:#ffffff;
  --primary:#0f2540;       /* deep navy */
  --primary-fg:#fafaf7;
  --accent:#2a6f9c;        /* petroleum */
  --gold:#c9a14a;
  --deep:#0d1a2e;
  --deep-fg:#f3f6fa;
  --muted-bg:#eef2f7;
  --radius:14px;
  --radius-lg:22px;
  --shadow-sm:0 1px 3px rgba(15,37,64,.08);
  --shadow-md:0 8px 24px rgba(15,37,64,.10);
  --shadow-lg:0 24px 60px rgba(15,37,64,.18);
  --font-display:"Cormorant Garamond","Playfair Display",Georgia,serif;
  --font-sans:"Inter",system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--fg);font-family:var(--font-sans);-webkit-font-smoothing:antialiased;line-height:1.55}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{font-family:var(--font-display);letter-spacing:-.01em;color:var(--primary);margin:0;line-height:1.1;font-weight:600}
h1{font-size:clamp(2.2rem,4.5vw,4.5rem)}
h2{font-size:clamp(1.8rem,3.2vw,3rem)}
h3{font-size:1.4rem}
p{margin:0 0 .8rem;color:var(--muted)}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.center{display:flex;justify-content:center;margin-top:48px}
.section{padding:96px 0}
.section-muted{background:var(--muted-bg)}
.section-deep{background:var(--deep);color:var(--deep-fg);position:relative;overflow:hidden}
.section-deep h2,.section-deep h3{color:var(--deep-fg)}
.section-deep p{color:rgba(243,246,250,.75)}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:.72rem;letter-spacing:.22em;text-transform:uppercase;color:var(--accent);font-weight:600;margin-bottom:18px}
.eyebrow .line{display:inline-block;width:32px;height:1px;background:currentColor}
.eyebrow-gold{color:var(--gold)}
.lead{font-size:1.1rem;color:var(--muted);max-width:640px}
.section-deep .lead{color:rgba(243,246,250,.8)}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:8px;border-radius:999px;padding:14px 26px;font-size:.9rem;font-weight:500;transition:all .25s ease;cursor:pointer;border:0;font-family:inherit}
.btn-sm{padding:10px 18px;font-size:.85rem}
.btn-primary{background:var(--primary);color:var(--primary-fg);box-shadow:0 8px 20px rgba(15,37,64,.2)}
.btn-primary:hover{background:#163358;transform:translateY(-1px)}
.btn-ghost{background:transparent;color:var(--primary);border:1px solid rgba(15,37,64,.3)}
.btn-ghost:hover{background:rgba(15,37,64,.05)}
.btn-light{background:var(--deep-fg);color:var(--deep)}
.btn-light:hover{background:#fff}

/* Header */
.header{position:fixed;top:0;left:0;right:0;z-index:50;background:rgba(250,250,247,.7);backdrop-filter:blur(10px);transition:all .3s ease}
.header.scrolled{background:rgba(250,250,247,.92);border-bottom:1px solid var(--border);box-shadow:var(--shadow-sm)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:78px}
.brand{display:flex;flex-direction:column;line-height:1.1}
.brand-name{font-family:var(--font-display);font-size:1.3rem;color:var(--primary);font-weight:600;letter-spacing:-.01em}
.brand-sub{font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--muted);margin-top:2px}
.nav-desktop{display:none;align-items:center;gap:34px}
.nav-desktop a{font-size:.9rem;color:rgba(15,26,46,.8);transition:color .2s}
.nav-desktop a:hover{color:var(--primary)}
.nav-desktop .btn{margin-left:4px}
.menu-toggle{display:flex;flex-direction:column;gap:5px;background:transparent;border:0;padding:10px;cursor:pointer}
.menu-toggle span{width:24px;height:2px;background:var(--primary);transition:.3s}
.menu-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.menu-toggle.open span:nth-child(2){opacity:0}
.menu-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.mobile-menu{display:none;flex-direction:column;gap:14px;padding:20px 24px 28px;background:var(--bg);border-top:1px solid var(--border)}
.mobile-menu.open{display:flex}
.mobile-menu a:not(.btn){font-size:1rem;color:var(--fg);padding:6px 0}
@media(min-width:1024px){
  .nav-desktop{display:flex}
  .menu-toggle{display:none}
  .mobile-menu{display:none!important}
}

/* Hero */
.hero{position:relative;padding:140px 0 80px;overflow:hidden;background:linear-gradient(to bottom,rgba(238,242,247,.6),var(--bg) 60%)}
.hero::before{content:"";position:absolute;top:30%;left:-120px;width:360px;height:360px;background:rgba(42,111,156,.1);border-radius:50%;filter:blur(80px);z-index:0}
.hero-grid{display:grid;grid-template-columns:1fr;gap:50px;align-items:center;position:relative;z-index:1}
.hero h1{margin-top:18px;color:var(--primary)}
.hero h1 em{font-style:normal;color:var(--accent)}
.hero .lead{margin-top:22px;font-size:1.15rem}
.cta-row{margin-top:32px;display:flex;flex-wrap:wrap;gap:14px}
.hero-image{position:relative;max-width:480px;margin:0 auto}
.hero-image-glow{position:absolute;inset:-18px;background:linear-gradient(135deg,rgba(42,111,156,.25),rgba(15,37,64,.15));border-radius:32px;filter:blur(40px)}
.hero-image-frame{position:relative;aspect-ratio:3/4;border-radius:32px;overflow:hidden;box-shadow:var(--shadow-lg);border:1px solid var(--border)}
.hero-image-frame img{width:100%;height:100%;object-fit:cover;object-position:top}
.hero-badge{position:absolute;bottom:-22px;left:-22px;display:none;align-items:center;gap:12px;background:var(--card);border-radius:18px;box-shadow:var(--shadow-md);padding:14px 18px;border:1px solid var(--border)}
.hero-badge-icon{width:38px;height:38px;border-radius:50%;background:rgba(42,111,156,.12);color:var(--accent);display:flex;align-items:center;justify-content:center;font-weight:700}
.hero-badge-title{font-size:.85rem;font-weight:600;color:var(--primary)}
.hero-badge-sub{font-size:.72rem;color:var(--muted)}
@media(min-width:640px){.hero-badge{display:flex}}
@media(min-width:1024px){
  .hero-grid{grid-template-columns:7fr 5fr;gap:60px}
}
.authority-strip{margin-top:90px;padding:26px 0;border-top:1px solid var(--border);border-bottom:1px solid var(--border);display:grid;gap:18px;grid-template-columns:repeat(2,1fr);text-align:center;font-size:.78rem;color:var(--muted)}
@media(min-width:768px){.authority-strip{grid-template-columns:repeat(3,1fr)}}
@media(min-width:1024px){.authority-strip{grid-template-columns:repeat(5,1fr);font-size:.85rem}}

/* About */
.about-grid{display:grid;grid-template-columns:1fr;gap:50px;align-items:center}
@media(min-width:1024px){.about-grid{grid-template-columns:5fr 7fr;gap:70px}}
.about-image{position:relative;max-width:460px;margin:0 auto}
.about-image-frame{aspect-ratio:3/4;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-md);border:1px solid var(--border);position:relative;z-index:1}
.about-image-frame img{width:100%;height:100%;object-fit:cover;object-position:top}
.about-image-deco-tl{position:absolute;top:-22px;left:-22px;width:120px;height:120px;border:2px solid rgba(42,111,156,.3);border-radius:18px}
.about-image-deco-br{position:absolute;bottom:-22px;right:-22px;width:120px;height:120px;background:rgba(201,161,74,.2);border-radius:18px;z-index:0}
.about-text h2{margin-top:18px}
.about-text p{margin-top:18px;font-size:1.02rem}
.highlights{margin-top:36px;display:grid;grid-template-columns:1fr;gap:14px}
@media(min-width:640px){.highlights{grid-template-columns:1fr 1fr}}
.highlight{display:flex;gap:14px;align-items:flex-start;background:var(--card);border:1px solid var(--border);padding:18px;border-radius:var(--radius);transition:.25s}
.highlight:hover{border-color:rgba(42,111,156,.4);box-shadow:var(--shadow-sm)}
.highlight p{margin:0;color:var(--primary);font-weight:500;font-size:.92rem;line-height:1.35}
.hl-icon{width:38px;height:38px;border-radius:10px;background:rgba(42,111,156,.12);color:var(--accent);display:flex;align-items:center;justify-content:center;flex-shrink:0;font-size:1.1rem}

/* Section head */
.section-head{max-width:720px;margin-bottom:56px}
.section-head h2{margin-top:18px}
.section-head .lead{margin-top:20px}

/* Patologias */
.patologias-grid{display:grid;grid-template-columns:1fr;gap:22px}
@media(min-width:640px){.patologias-grid{grid-template-columns:1fr 1fr}}
@media(min-width:1024px){.patologias-grid{grid-template-columns:repeat(3,1fr)}}
.card-patologia{background:var(--card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:30px;transition:.3s;position:relative}
.card-patologia:hover{border-color:rgba(42,111,156,.4);box-shadow:var(--shadow-md);transform:translateY(-2px)}
.card-num{font-family:var(--font-display);font-size:1.8rem;color:rgba(42,111,156,.35);font-weight:500;margin-bottom:12px}
.card-patologia h3{color:var(--primary);margin-bottom:10px;font-size:1.4rem}
.card-patologia p{font-size:.9rem;line-height:1.55}

/* Endoscópica */
.section-deep::before{content:"";position:absolute;top:0;right:0;width:500px;height:500px;background:rgba(42,111,156,.12);border-radius:50%;filter:blur(100px)}
.section-deep::after{content:"";position:absolute;bottom:0;left:0;width:400px;height:400px;background:rgba(201,161,74,.06);border-radius:50%;filter:blur(100px)}
.endo-grid{display:grid;grid-template-columns:1fr;gap:50px;position:relative;z-index:1}
@media(min-width:1024px){.endo-grid{grid-template-columns:5fr 7fr;gap:70px}}
.endo-image{max-width:460px;margin:0 auto}
.endo-image-frame{aspect-ratio:3/4;border-radius:var(--radius-lg);overflow:hidden;border:1px solid rgba(255,255,255,.1);box-shadow:var(--shadow-lg)}
.endo-image-frame img{width:100%;height:100%;object-fit:cover;object-position:top}
.endo-text h2{margin-top:18px}
.endo-text p{margin-top:18px;color:rgba(243,246,250,.8)}
.vantagens{margin-top:34px;display:grid;grid-template-columns:1fr;gap:10px}
@media(min-width:640px){.vantagens{grid-template-columns:1fr 1fr}}
.vantagem{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);padding:14px 16px;border-radius:12px;font-size:.88rem;color:rgba(243,246,250,.9);transition:.25s}
.vantagem::before{content:"✓";color:var(--gold);margin-right:8px;font-weight:700}
.vantagem:hover{background:rgba(255,255,255,.1)}
.endo-cta{margin-top:44px;background:linear-gradient(135deg,rgba(42,111,156,.25),rgba(15,37,64,.4));border:1px solid rgba(255,255,255,.1);border-radius:var(--radius-lg);padding:28px;backdrop-filter:blur(8px)}
.endo-cta-title{font-family:var(--font-display);font-size:1.5rem;color:var(--deep-fg);margin:0 0 18px;line-height:1.25}

/* Autoridade */
.autoridade-grid{display:grid;grid-template-columns:1fr;gap:50px;align-items:start}
@media(min-width:1024px){.autoridade-grid{grid-template-columns:5fr 7fr;gap:60px}}
.autoridade-img{margin-top:36px;aspect-ratio:4/3;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-md);border:1px solid var(--border)}
.autoridade-img img{width:100%;height:100%;object-fit:cover}
.autoridade-cards{display:grid;grid-template-columns:1fr;gap:18px}
@media(min-width:640px){.autoridade-cards{grid-template-columns:1fr 1fr}}
@media(min-width:1024px){.autoridade-cards{margin-top:70px}}
.auth-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:26px;transition:.25s}
.auth-card:hover{box-shadow:var(--shadow-md)}
@media(min-width:640px){.auth-card-offset{transform:translateY(28px)}}
.auth-icon{color:var(--accent);font-size:1.3rem;margin-bottom:14px}
.auth-card h3{font-size:1.2rem;color:var(--primary);margin-bottom:8px}
.auth-card p{font-size:.88rem;line-height:1.55}

/* Contatos */
.contatos-grid{display:grid;grid-template-columns:1fr;gap:22px}
@media(min-width:768px){.contatos-grid{grid-template-columns:repeat(3,1fr)}}
.contato-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:30px;transition:.25s}
.contato-card:hover{box-shadow:var(--shadow-md);border-color:rgba(42,111,156,.4)}
.contato-icon{width:46px;height:46px;border-radius:12px;background:rgba(42,111,156,.12);display:flex;align-items:center;justify-content:center;margin-bottom:18px;font-size:1.2rem}
.contato-card h3{color:var(--primary);margin-bottom:14px;font-size:1.4rem}
.contato-card p{font-size:.9rem;color:var(--muted);line-height:1.6}
.contato-tel{margin-top:14px;padding-top:14px;border-top:1px solid var(--border);font-size:.85rem;color:var(--muted)}

/* Final CTA */
.final-cta{position:relative;padding:120px 0;overflow:hidden;color:var(--deep-fg)}
.final-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center;z-index:0}
.final-overlay{position:absolute;inset:0;background:linear-gradient(to right,rgba(13,26,46,.95),rgba(13,26,46,.85),rgba(13,26,46,.6));z-index:1}
.final-content{position:relative;z-index:2;max-width:760px}
.final-cta h2{color:var(--deep-fg);font-size:clamp(2rem,4vw,3.6rem);margin-top:18px}
.final-cta .lead{color:rgba(243,246,250,.85);margin-top:22px;font-size:1.15rem}
.final-cta .btn{margin-top:36px}

/* Footer */
.footer{background:var(--bg);border-top:1px solid var(--border);padding:54px 0 30px}
.footer-grid{display:grid;grid-template-columns:1fr;gap:36px}
@media(min-width:768px){.footer-grid{grid-template-columns:repeat(3,1fr)}}
.footer p{font-size:.88rem;margin:6px 0 0}
.footer-title{font-size:.7rem;letter-spacing:.18em;text-transform:uppercase;color:var(--primary);font-weight:600;margin-bottom:14px}
.footer ul{list-style:none;padding:0;margin:0}
.footer ul li{margin-bottom:8px}
.footer ul li a{font-size:.9rem;color:var(--muted);transition:.2s}
.footer ul li a:hover{color:var(--accent)}
.footer-bottom{margin-top:42px;padding-top:24px;border-top:1px solid var(--border);font-size:.78rem;color:var(--muted)}

/* Floating WhatsApp */
.float-whatsapp{position:fixed;bottom:24px;right:24px;z-index:40;width:58px;height:58px;border-radius:50%;background:#25d366;color:#fff;display:flex;align-items:center;justify-content:center;font-size:1.6rem;box-shadow:0 14px 30px rgba(37,211,102,.4);transition:transform .25s}
.float-whatsapp:hover{transform:scale(1.1)}