/* ===== DESIGN TOKENS ===== */
:root {
  --primary: #1A2B5E;
  --primary-dark: #1E3A8A;
  --accent: #3B5FC0;
  --bg-white: #FFFFFF;
  --bg-alt: #F4F6FB;
  --card-dark: #1E3A8A;
  --text-primary: #1F2937;
  --text-secondary: #6B7280;
  --border: #E5E7EB;
  --badge-bg: #EEF2FF;
  --badge-text: #3B5FC0;
  --whatsapp: #25D366;
  --shadow-sm: 0 1px 3px rgba(0,0,0,.08);
  --shadow-md: 0 4px 12px rgba(0,0,0,.1);
  --shadow-lg: 0 8px 30px rgba(0,0,0,.12);
  --radius: 8px;
  --radius-lg: 16px;
  --transition: .3s ease;
  --max-w: 1200px;
}

/* ===== RESET ===== */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:'Inter',sans-serif;color:var(--text-primary);background:var(--bg-white);line-height:1.7;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
ul,ol{list-style:none}
button,input,textarea,select{font:inherit;border:none;outline:none}

/* ===== UTILITIES ===== */
.container{width:90%;max-width:var(--max-w);margin:0 auto}
.section-padding{padding:100px 0}
.text-center{text-align:center}

/* ===== BADGE ===== */
.badge{display:inline-block;padding:6px 16px;background:var(--badge-bg);color:var(--badge-text);font-size:.75rem;font-weight:600;letter-spacing:1.5px;text-transform:uppercase;border-radius:50px;margin-bottom:16px}
.badge--dark{background:rgba(255,255,255,.15);color:rgba(255,255,255,.9)}
.badge--hero{background:rgba(255,255,255,.12);color:#fff;backdrop-filter:blur(4px);font-size:.7rem;letter-spacing:2px}

/* ===== BUTTONS ===== */
.btn{display:inline-flex;align-items:center;gap:8px;padding:14px 28px;border-radius:var(--radius);font-weight:600;font-size:.95rem;cursor:pointer;transition:var(--transition);border:2px solid transparent}
.btn--primary{background:var(--accent);color:#fff;border-color:var(--accent)}
.btn--primary:hover{background:var(--primary-dark);border-color:var(--primary-dark);transform:translateY(-2px);box-shadow:var(--shadow-md)}
.btn--outline{background:transparent;color:#fff;border-color:rgba(255,255,255,.5)}
.btn--outline:hover{background:#fff;color:var(--primary-dark);border-color:#fff}
.btn--outline-dark{background:transparent;color:var(--accent);border-color:var(--accent)}
.btn--outline-dark:hover{background:var(--accent);color:#fff}
.btn--whatsapp{background:var(--whatsapp);color:#fff;border-color:var(--whatsapp)}
.btn--whatsapp:hover{background:#1ebe57;transform:translateY(-2px);box-shadow:var(--shadow-md)}

/* ===== NAVIGATION ===== */
.navbar{position:fixed;top:0;left:0;right:0;z-index:1000;background:rgba(26,43,94,.95);backdrop-filter:blur(12px);padding:18px 0;transition:var(--transition)}
.navbar.scrolled{padding:10px 0;box-shadow:0 2px 20px rgba(0,0,0,.2)}
.navbar .container{display:flex;align-items:center;justify-content:space-between}
.nav-logo{font-size:1.3rem;font-weight:700;color:#fff;letter-spacing:-.5px}
.nav-logo span{color:var(--accent)}
.nav-links{display:flex;align-items:center;gap:28px}
.nav-links a{color:rgba(255,255,255,.75);font-size:.82rem;font-weight:500;letter-spacing:.5px;transition:var(--transition);position:relative}
.nav-links a:hover,.nav-links a.active{color:#fff}
.nav-links a::after{content:'';position:absolute;bottom:-4px;left:0;width:0;height:2px;background:var(--accent);transition:var(--transition)}
.nav-links a:hover::after,.nav-links a.active::after{width:100%}
.nav-ctas{display:flex;gap:10px}
.nav-ctas .btn{padding:10px 20px;font-size:.82rem}
.hamburger{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:4px}
.hamburger span{width:24px;height:2px;background:#fff;transition:var(--transition)}

/* ===== HERO ===== */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;justify-content:center;overflow:hidden;padding:120px 0 80px}
.hero-bg{position:absolute;inset:0;background:url('../images/hero-bg.png') center/cover no-repeat;filter:brightness(.35) blur(2px);transform:scale(1.05)}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(135deg,rgba(26,43,94,.92),rgba(30,58,138,.8))}
.hero .container{position:relative;z-index:2;text-align:center;max-width:850px}
.hero h1{font-size:2.8rem;font-weight:700;color:#fff;line-height:1.25;margin-bottom:24px}
.hero .hero-subtitle{font-size:1.1rem;color:rgba(255,255,255,.8);line-height:1.8;margin-bottom:40px;max-width:750px;margin-left:auto;margin-right:auto}
.hero-ctas{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}

/* ===== SECTION TITLES ===== */
.section-header{margin-bottom:48px}
.section-header h2{font-size:2rem;font-weight:700;color:var(--primary);line-height:1.3;margin-bottom:12px}
.section-header p{font-size:1.05rem;color:var(--text-secondary);max-width:650px}
.section-header.text-center p{margin:0 auto}

/* ===== ABOUT / SOBRE ===== */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start}
.dark-card{background:linear-gradient(135deg,var(--primary),var(--card-dark));color:#fff;padding:48px;border-radius:var(--radius-lg);position:relative;overflow:hidden}
.dark-card::before{content:'';position:absolute;top:-50%;right:-50%;width:100%;height:100%;background:radial-gradient(circle,rgba(59,95,192,.3),transparent);pointer-events:none}
.dark-card .badge{background:rgba(255,255,255,.15);color:rgba(255,255,255,.9)}
.dark-card h2{font-size:1.8rem;color:#fff;margin-bottom:20px;line-height:1.3}
.dark-card p{color:rgba(255,255,255,.85);line-height:1.8;font-size:.95rem}

.roles-grid{display:grid;gap:16px}
.role-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:24px;transition:var(--transition)}
.role-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px);border-color:var(--accent)}
.role-card h4{font-size:1rem;font-weight:600;color:var(--primary);margin-bottom:6px}
.role-card p{font-size:.87rem;color:var(--text-secondary);line-height:1.6}

.roles-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.role-tag{display:flex;align-items:center;gap:8px;background:var(--bg-alt);border:1px solid var(--border);border-radius:var(--radius);padding:12px 18px;font-size:.85rem;font-weight:500;color:var(--text-primary);transition:var(--transition)}
.role-tag:hover{border-color:var(--accent);color:var(--accent)}

/* ===== SERVICES ===== */
.services-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.service-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:32px;transition:var(--transition);position:relative;overflow:hidden}
.service-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-4px);border-color:var(--accent)}
.service-card .icon-wrap{width:52px;height:52px;border-radius:12px;background:var(--badge-bg);display:flex;align-items:center;justify-content:center;margin-bottom:20px;color:var(--accent)}
.service-card h3{font-size:1.1rem;font-weight:600;color:var(--primary);margin-bottom:10px}
.service-card p{font-size:.9rem;color:var(--text-secondary);line-height:1.7}
.service-card--wide{grid-column:1/-1;background:linear-gradient(135deg,var(--primary),var(--card-dark));color:#fff}
.service-card--wide h3{color:#fff}
.service-card--wide p{color:rgba(255,255,255,.85)}
.service-card--wide .icon-wrap{background:rgba(255,255,255,.15);color:#fff}
.service-card--wide:hover{transform:translateY(-4px);box-shadow:0 8px 30px rgba(30,58,138,.3)}
.services-cta{margin-top:48px;text-align:center}

/* ===== DIFFERENTIALS ===== */
.diff-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.diff-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:28px;transition:var(--transition)}
.diff-card:hover{box-shadow:var(--shadow-md);transform:translateY(-3px);border-color:var(--accent)}
.diff-card .icon-wrap{width:48px;height:48px;border-radius:12px;background:var(--badge-bg);display:flex;align-items:center;justify-content:center;margin-bottom:16px;color:var(--accent)}
.diff-card h4{font-size:.95rem;font-weight:600;color:var(--primary);margin-bottom:8px}
.diff-card p{font-size:.85rem;color:var(--text-secondary);line-height:1.65}

.quote-block{margin-top:60px;padding:40px;background:linear-gradient(135deg,var(--primary),var(--card-dark));border-radius:var(--radius-lg);text-align:center;position:relative}
.quote-block::before{content:'\201C';position:absolute;top:10px;left:30px;font-size:6rem;color:rgba(255,255,255,.1);font-family:Georgia,serif;line-height:1}
.quote-block blockquote{font-size:1.15rem;color:#fff;font-style:italic;line-height:1.8;max-width:700px;margin:0 auto;position:relative;z-index:1}

/* ===== AREAS ===== */
.areas-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.area-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:24px;text-align:center;transition:var(--transition)}
.area-card:hover{box-shadow:var(--shadow-md);transform:translateY(-3px);border-color:var(--accent)}
.area-card .area-icon{font-size:2rem;margin-bottom:12px}
.area-card h4{font-size:.9rem;font-weight:600;color:var(--primary)}
.area-card--wide{grid-column:span 2}
.areas-footer{margin-top:40px;text-align:center;font-size:1rem;color:var(--text-secondary);font-style:italic;max-width:600px;margin-left:auto;margin-right:auto}

/* ===== TIMELINE ===== */
.timeline{display:flex;flex-direction:column;gap:0;position:relative;max-width:700px;margin:0 auto}
.timeline::before{content:'';position:absolute;left:28px;top:0;bottom:0;width:2px;background:linear-gradient(to bottom,var(--accent),var(--primary))}
.timeline-item{display:flex;gap:24px;padding:32px 0;position:relative}
.timeline-number{width:56px;height:56px;min-width:56px;border-radius:50%;background:linear-gradient(135deg,var(--accent),var(--primary-dark));color:#fff;display:flex;align-items:center;justify-content:center;font-size:1.2rem;font-weight:700;position:relative;z-index:2;box-shadow:0 4px 12px rgba(59,95,192,.3)}
.timeline-content h3{font-size:1.15rem;font-weight:600;color:var(--primary);margin-bottom:8px}
.timeline-content p{font-size:.92rem;color:var(--text-secondary);line-height:1.7}
.education-extra{margin-top:48px;text-align:center;padding:32px;background:#fff;border:1px solid var(--border);border-radius:var(--radius)}
.education-extra p{color:var(--text-secondary);font-style:italic;margin-bottom:20px}
.tags-list{display:flex;flex-wrap:wrap;gap:8px;justify-content:center}
.tag{padding:6px 14px;background:var(--badge-bg);color:var(--badge-text);font-size:.78rem;font-weight:600;border-radius:50px;letter-spacing:.5px}

/* ===== ACADEMIC / PROFESSOR ===== */
.academic-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start}
.academic-left{padding:40px 0}
.academic-left h2{font-size:1.8rem;color:var(--primary);margin-bottom:16px;line-height:1.3}
.academic-left>p{color:var(--text-secondary);line-height:1.8;margin-bottom:24px;font-size:.95rem}
.discipline-list{margin-top:20px}
.discipline-list li{padding:10px 0;border-bottom:1px solid var(--border);font-size:.92rem;color:rgba(255,255,255,.85);display:flex;align-items:center;gap:10px}
.discipline-list li i{color:rgba(255,255,255,.6);width:18px}
.dark-card .discipline-list li{border-color:rgba(255,255,255,.15)}

/* ===== BLOG ===== */
.blog-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.blog-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:var(--transition);height:100%;display:flex;flex-direction:column}
.blog-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-4px)}
.blog-card-img{height:200px;overflow:hidden}
.blog-card-img img{width:100%;height:100%;object-fit:cover;transition:var(--transition)}
.blog-card:hover .blog-card-img img{transform:scale(1.05)}
.blog-card-body{padding:24px;display:flex;flex-direction:column;flex-grow:1}
.blog-card-body h3{font-size:1.05rem;font-weight:600;color:var(--primary);margin-bottom:8px;line-height:1.4}
.blog-card-body p{font-size:.87rem;color:var(--text-secondary);line-height:1.65}

/* ===== CTA FINAL ===== */
.cta-section{background:linear-gradient(135deg,var(--primary),var(--card-dark));color:#fff;position:relative;overflow:hidden}
.cta-section::before{content:'';position:absolute;top:-100px;right:-100px;width:400px;height:400px;border-radius:50%;background:rgba(59,95,192,.2);pointer-events:none}
.cta-section .section-header h2{color:#fff}
.cta-section .section-header p{color:rgba(255,255,255,.8)}
.cta-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-bottom:48px}
.cta-card{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.15);border-radius:var(--radius);padding:32px;text-align:center;transition:var(--transition);backdrop-filter:blur(4px)}
.cta-card:hover{background:rgba(255,255,255,.12);transform:translateY(-3px)}
.cta-card h4{font-size:1.05rem;font-weight:600;color:#fff;margin-bottom:10px}
.cta-card p{font-size:.88rem;color:rgba(255,255,255,.75);line-height:1.7}
.cta-card .icon-wrap{width:52px;height:52px;border-radius:50%;background:rgba(255,255,255,.12);display:flex;align-items:center;justify-content:center;margin:0 auto 16px;color:#fff}
.cta-buttons{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}

/* ===== CONTACT FORM ===== */
.contact-section{background:var(--bg-alt)}
.contact-form{max-width:640px;margin:0 auto;background:#fff;padding:48px;border-radius:var(--radius-lg);box-shadow:var(--shadow-md)}
.form-group{margin-bottom:20px}
.form-group label{display:block;font-size:.85rem;font-weight:600;color:var(--text-primary);margin-bottom:6px}
.form-group input,.form-group textarea,.form-group select{width:100%;padding:14px 16px;border:1px solid var(--border);border-radius:var(--radius);font-size:.92rem;color:var(--text-primary);background:#fff;transition:var(--transition)}
.form-group input:focus,.form-group textarea:focus,.form-group select:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(59,95,192,.1)}
.form-group textarea{resize:vertical;min-height:120px}
.form-submit{text-align:center;margin-top:28px}
.form-submit .btn{width:100%;justify-content:center;padding:16px}
.form-feedback{text-align:center;margin-top:16px;padding:12px;border-radius:var(--radius);font-size:.9rem;display:none}
.form-feedback.success{display:block;background:#ECFDF5;color:#065F46}
.form-feedback.error{display:block;background:#FEF2F2;color:#991B1B}

/* ===== FOOTER ===== */
.footer{background:var(--primary);color:#fff;padding:60px 0 0}
.footer-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.12)}
.footer-info h3{font-size:1.2rem;font-weight:700;margin-bottom:4px}
.footer-info .footer-role{font-size:.85rem;color:rgba(255,255,255,.6);margin-bottom:20px;line-height:1.6}
.footer-links{display:flex;flex-direction:column;gap:12px}
.footer-links a{display:flex;align-items:center;gap:10px;color:rgba(255,255,255,.75);font-size:.9rem;transition:var(--transition)}
.footer-links a:hover{color:#fff}
.footer-links a i{width:18px;color:var(--accent)}
.footer-quote{display:flex;flex-direction:column;justify-content:center}
.footer-quote blockquote{font-style:italic;color:rgba(255,255,255,.8);line-height:1.8;font-size:.95rem;border-left:3px solid var(--accent);padding-left:20px}
.footer-bottom{text-align:center;padding:24px 0;font-size:.82rem;color:rgba(255,255,255,.5)}

/* ===== WHATSAPP FLOAT ===== */
.whatsapp-float{position:fixed;bottom:28px;right:28px;z-index:999;width:60px;height:60px;border-radius:50%;background:var(--whatsapp);display:flex;align-items:center;justify-content:center;box-shadow:0 4px 16px rgba(37,211,102,.4);transition:var(--transition);cursor:pointer}
.whatsapp-float:hover{transform:scale(1.1);box-shadow:0 6px 24px rgba(37,211,102,.5)}
.whatsapp-float svg{width:30px;height:30px;fill:#fff}
.whatsapp-float .tooltip{position:absolute;right:72px;background:var(--text-primary);color:#fff;padding:8px 14px;border-radius:6px;font-size:.8rem;white-space:nowrap;opacity:0;pointer-events:none;transition:var(--transition)}
.whatsapp-float:hover .tooltip{opacity:1}
@keyframes pulse{0%,100%{box-shadow:0 4px 16px rgba(37,211,102,.4)}50%{box-shadow:0 4px 24px rgba(37,211,102,.6)}}
.whatsapp-float{animation:pulse 2s infinite}

/* ===== EVENTOS E PODCASTS ===== */
.eventos-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.evento-card-link {
  display: block;
  text-decoration: none;
  color: inherit;
  height: 100%;
}
.evento-card {
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: var(--transition);
  height: 100%;
  display: flex;
  flex-direction: column;
}
.evento-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}
.evento-card-media {
  height: 180px;
  background: linear-gradient(135deg, #EEF2FF, #E0F2FE);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
  transition: var(--transition);
  user-select: none;
}
.evento-card:hover .evento-card-media {
  filter: brightness(0.97);
}
.evento-card-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}
.evento-badge {
  display: inline-block;
  align-self: flex-start;
  font-size: 0.7rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 4px;
  letter-spacing: 0.5px;
  margin-bottom: 12px;
}
.badge-midia { background: #FEF3C7; color: #D97706; }
.badge-podcast { background: #ECFDF5; color: #059669; }
.badge-evento { background: #E0F2FE; color: #0284C7; }
.badge-painel { background: #F3E8FF; color: #7C3AED; }
.badge-especialista { background: #EEF2FF; color: #4F46E5; }

.evento-subtitulo {
  display: block;
  font-size: 0.8rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 8px;
  font-weight: 500;
}
.evento-card-body h3 {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 8px;
  line-height: 1.4;
}
.evento-card-body p {
  font-size: 0.87rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 16px;
  flex-grow: 1;
}
.evento-cta {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: var(--transition);
  margin-top: auto;
}
.evento-card:hover .evento-cta {
  color: var(--primary-dark);
}

.blog-card-link {
  display: block;
  text-decoration: none;
  color: inherit;
}

/* ===== RESPONSIVE ===== */
@media(max-width:1024px){
  .diff-grid{grid-template-columns:repeat(2,1fr)}
  .areas-grid{grid-template-columns:repeat(3,1fr)}
  .area-card--wide{grid-column:span 1}
  .hero h1{font-size:2.2rem}
  .blog-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .eventos-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media(max-width:768px){
  .section-padding{padding:60px 0}
  .nav-links,.nav-ctas{display:none}
  .hamburger{display:flex}
  .nav-links.active{display:flex;flex-direction:column;position:absolute;top:100%;left:0;right:0;background:var(--primary);padding:20px;gap:16px;box-shadow:var(--shadow-lg)}
  .nav-ctas.active{display:flex;flex-direction:column;position:absolute;top:calc(100% + 200px);left:0;right:0;background:var(--primary);padding:0 20px 20px;gap:10px;box-shadow:var(--shadow-lg)}
  .hero h1{font-size:1.8rem}
  .hero .hero-subtitle{font-size:.95rem}
  .about-grid,.academic-grid{grid-template-columns:1fr}
  .services-grid{grid-template-columns:1fr}
  .diff-grid{grid-template-columns:1fr}
  .areas-grid{grid-template-columns:repeat(2,1fr)}
  .blog-grid {
    grid-template-columns: 1fr;
  }
  .cta-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .dark-card{padding:32px}
  .contact-form{padding:28px}
  .section-header h2{font-size:1.5rem}
  .timeline::before{left:28px}
  .eventos-grid {
    grid-template-columns: 1fr;
  }
}
@media(max-width:480px){
  .areas-grid{grid-template-columns:1fr}
  .roles-tags{justify-content:center}
  .hero-ctas{flex-direction:column;align-items:center}
  .cta-buttons{flex-direction:column;align-items:center}
}