/* ============================================================
   CHARTECH — estilos compartilhados das páginas internas
   (Certificado Digital / Energia Solar)
   ============================================================ */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
:root{
  --blue-dark:#0a3d6b;
  --blue-primary:#1a73b5;
  --blue-mid:#2d8fd4;
  --blue-light:#4da8e8;
  --blue-lower:#62b3ecec;
  --blue-pale:#d6eaf8;
  --blue-ghost:#eaf4fc;
  --accent:#00c6ff;
  --gray-900:#111827;
  --gray-700:#374151;
  --gray-500:#6b7280;
  --gray-300:#d1d5db;
  --gray-100:#f3f4f6;
  --white:#ffffff;
  --nav-h:64px;
}
html{scroll-behavior:smooth;scroll-padding-top:var(--nav-h)}
body{font-family:'Open Sans',sans-serif;color:var(--gray-700);background:var(--white);line-height:1.6;overflow-x:hidden}
h1,h2,h3,h4,h5,h6{font-family:'Exo 2',sans-serif;color:var(--blue-dark);line-height:1.2}
a{color:inherit}

/* ─── NAVBAR ─── */
.navbar{position:fixed;top:0;left:0;width:100%;height:var(--nav-h);background:#fff;backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid rgba(26,115,181,.08);z-index:1000;transition:box-shadow .3s}
.navbar.scrolled{box-shadow:0 2px 24px rgba(10,61,107,.10)}
.nav-inner{max-width:1200px;margin:0 auto;height:100%;display:flex;align-items:center;justify-content:space-between;padding:0 20px}
.nav-logo{display:flex;align-items:center;gap:10px;text-decoration:none}
.nav-logo img{width:3rem;height:auto}
.nav-logo span{font-family:'Exo 2',sans-serif;font-weight:800;font-size:1.25rem;color:#15627f;letter-spacing:-0.5px}
.nav-links{display:none;gap:6px}
.nav-links a{text-decoration:none;font-family:'Exo 2',sans-serif;font-weight:500;font-size:.875rem;color:var(--gray-700);padding:8px 14px;border-radius:8px;transition:all .2s}
.nav-links a:hover,.nav-links a.active{color:var(--blue-primary);background:var(--blue-ghost)}
.nav-cta{display:none;background:var(--blue-primary);color:var(--white)!important;border-radius:8px!important;font-weight:600!important}
.nav-cta:hover{background:var(--blue-dark)!important;color:var(--white)!important}
.hamburger{display:flex;flex-direction:column;gap:5px;cursor:pointer;padding:8px;border:none;background:none}
.hamburger span{display:block;width:24px;height:2.5px;background:var(--blue-dark);border-radius:2px;transition:all .3s}
.hamburger.open span:nth-child(1){transform:rotate(45deg) translate(5px,5px)}
.hamburger.open span:nth-child(2){opacity:0}
.hamburger.open span:nth-child(3){transform:rotate(-45deg) translate(6px,-6px)}
.mobile-menu{display:none;position:fixed;top:var(--nav-h);left:0;width:100%;background:var(--white);box-shadow:0 12px 32px rgba(0,0,0,.1);padding:16px 20px;flex-direction:column;gap:4px;z-index:999}
.mobile-menu.open{display:flex}
.mobile-menu a{text-decoration:none;font-family:'Exo 2',sans-serif;font-weight:500;font-size:1rem;color:var(--gray-700);padding:12px 16px;border-radius:8px;transition:background .2s}
.mobile-menu a:hover{background:var(--blue-ghost);color:var(--blue-primary)}
@media(min-width:768px){
  .nav-links{display:flex}
  .nav-cta{display:inline-flex}
  .hamburger{display:none}
}

/* ─── PAGE HERO (cabeçalho das subpáginas) ─── */
.page-hero{position:relative;overflow:hidden;background:linear-gradient(160deg,var(--blue-dark) 0%,var(--blue-primary) 55%,var(--blue-mid) 100%);padding:calc(var(--nav-h) + 64px) 20px 64px;text-align:center}
.page-hero::before{content:'';position:absolute;inset:0;background:url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E")}
.page-hero-inner{position:relative;z-index:1;max-width:820px;margin:0 auto}
.page-hero .ph-badge{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.15);padding:6px 16px;border-radius:40px;margin-bottom:20px}
.page-hero .ph-badge span{font-family:'Exo 2',sans-serif;font-size:.78rem;font-weight:600;color:var(--accent);text-transform:uppercase;letter-spacing:1.5px}
.page-hero .ph-badge i{color:var(--accent);font-size:.75rem}
.page-hero h1{color:var(--white);font-size:clamp(1.9rem,4.5vw,3rem);font-weight:900;margin-bottom:16px}
.page-hero p{color:rgba(255,255,255,.82);max-width:640px;margin:0 auto;font-weight:300;font-size:clamp(1rem,2vw,1.12rem)}
.page-hero .ph-actions{margin-top:30px;display:flex;flex-wrap:wrap;gap:14px;justify-content:center}

/* botões reaproveitados */
.btn{display:inline-flex;align-items:center;gap:8px;padding:13px 26px;border-radius:10px;text-decoration:none;font-family:'Exo 2',sans-serif;font-weight:600;font-size:.95rem;transition:all .25s;cursor:pointer;border:none}
.btn-accent{background:var(--accent);color:var(--blue-dark)}
.btn-accent:hover{background:var(--white);transform:translateY(-2px);box-shadow:0 8px 30px rgba(0,198,255,.25)}
.btn-outline{background:transparent;color:var(--white);border:2px solid rgba(255,255,255,.3)}
.btn-outline:hover{border-color:var(--white);background:rgba(255,255,255,.08)}

/* ─── SEÇÃO FOLHA DE DADOS ─── */
.sheet{max-width:1120px;margin:0 auto;padding:64px 20px}
.sheet-head{text-align:center;margin-bottom:40px}
.sheet-label{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-family:'Exo 2',sans-serif;font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:2px;color:var(--blue-primary);margin-bottom:12px}
.sheet-label::before,.sheet-label::after{content:'';width:28px;height:2px;background:var(--blue-primary);border-radius:2px}
.sheet-head h2{font-size:clamp(1.5rem,3.2vw,2.2rem);font-weight:800;margin-bottom:14px}
.sheet-head p{font-size:1rem;color:var(--gray-500);max-width:640px;margin:0 auto}

.datasheet-wrap{overflow-x:auto;border:1px solid rgba(26,115,181,.12);border-radius:16px;box-shadow:0 16px 44px rgba(10,61,107,.07);-webkit-overflow-scrolling:touch}
.datasheet{width:100%;border-collapse:collapse;min-width:820px;background:var(--white)}
.datasheet thead th{background:linear-gradient(140deg,var(--blue-dark),var(--blue-primary));color:var(--white);font-family:'Exo 2',sans-serif;font-weight:700;font-size:.76rem;text-transform:uppercase;letter-spacing:.8px;padding:16px 18px;text-align:left;white-space:nowrap}
.datasheet tbody td{padding:15px 18px;border-bottom:1px solid var(--gray-100);font-size:.88rem;color:var(--gray-700);vertical-align:middle}
.datasheet tbody tr:last-child td{border-bottom:none}
.datasheet tbody tr{transition:background .2s}
.datasheet tbody tr:hover{background:var(--blue-ghost)}
.cell-name{font-family:'Exo 2',sans-serif;font-weight:700;color:var(--blue-dark);display:flex;align-items:center;gap:10px;white-space:nowrap}
.cell-name i{color:var(--blue-primary);font-size:1rem;width:18px;text-align:center}
.tag{display:inline-block;padding:4px 11px;border-radius:20px;font-size:.7rem;font-weight:700;font-family:'Exo 2',sans-serif;letter-spacing:.3px}
.tag-pf{background:var(--blue-ghost);color:var(--blue-primary)}
.tag-pj{background:#e7f6ec;color:#1d7a43}
.tag-cloud{background:#f3eafe;color:#7b3fd1}
.tag-oab{background:#fdeee7;color:#c2521d}
.buy-btn{display:inline-flex;align-items:center;gap:7px;background:var(--blue-primary);color:var(--white);padding:9px 16px;border-radius:9px;font-family:'Exo 2',sans-serif;font-weight:700;font-size:.78rem;text-decoration:none;white-space:nowrap;transition:all .2s}
.buy-btn:hover{background:var(--blue-dark);transform:translateY(-2px);box-shadow:0 6px 18px rgba(26,115,181,.3)}
.buy-btn.alt{background:var(--accent);color:var(--blue-dark)}
.buy-btn.alt:hover{background:var(--blue-dark);color:var(--white)}

/* cartões de informação abaixo da tabela */
.info-cards{display:grid;grid-template-columns:1fr;gap:18px;margin-top:36px}
.info-card{background:var(--white);border:1px solid rgba(26,115,181,.1);border-radius:14px;padding:24px 22px;transition:all .3s}
.info-card:hover{transform:translateY(-4px);border-color:var(--blue-light);box-shadow:0 14px 38px rgba(10,61,107,.08)}
.info-card .ic-icon{width:48px;height:48px;display:flex;align-items:center;justify-content:center;border-radius:12px;background:linear-gradient(140deg,var(--blue-ghost),var(--blue-pale));color:var(--blue-primary);font-size:1.2rem;margin-bottom:14px}
.info-card h4{font-size:1rem;font-weight:800;margin-bottom:6px}
.info-card p{font-size:.85rem;color:var(--gray-500)}
@media(min-width:640px){.info-cards{grid-template-columns:repeat(3,1fr)}}

.sheet-note{margin-top:26px;font-size:.8rem;color:var(--gray-500);text-align:center;line-height:1.6}
.sheet-cta{margin-top:30px;text-align:center}

/* faixa CTA final */
.cta-band{background:linear-gradient(160deg,var(--blue-dark),var(--blue-primary));padding:56px 20px;text-align:center;position:relative;overflow:hidden}
.cta-band h3{color:var(--white);font-size:clamp(1.4rem,3vw,2rem);font-weight:800;margin-bottom:12px}
.cta-band p{color:rgba(255,255,255,.78);max-width:560px;margin:0 auto 26px;font-weight:300}

/* ─── FOOTER ─── */
.footer{background:#fff;padding:40px 20px 24px}
.footer-inner{max-width:1200px;margin:0 auto;display:flex;flex-direction:column;align-items:center;gap:20px}
.footer-logo{display:flex;align-items:center;gap:10px}
.footer-logo img{width:9rem;height:auto}
.footer-socials{display:flex;gap:12px}
.footer-socials a{width:40px;height:40px;display:flex;align-items:center;justify-content:center;background:var(--blue-lower);border:1px solid var(--blue-lower);border-radius:10px;color:#fff;font-size:1rem;text-decoration:none;transition:all .25s}
.footer-socials a:hover{color:var(--accent);background:rgba(0,198,255,.1);border-color:rgba(0,198,255,.2);transform:translateY(-2px)}
.footer-copy{font-size:.75rem;color:var(--gray-900);text-align:center}