/* ===== Reset & Base ===== */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:'Inter',system-ui,-apple-system,sans-serif;color:#1a1a2e;line-height:1.6;background:#fff;overflow-x:hidden}
a{text-decoration:none;color:inherit}
ul{list-style:none}
img{max-width:100%;display:block}

/* ===== Variables ===== */
:root{
  --primary:#0078D4;
  --primary-hover:#1C97EA;
  --primary-light:#e8f4fd;
  --accent:#10b981;
  --accent-light:#d1fae5;
  --text:#1a1a2e;
  --text-muted:#64748b;
  --bg:#ffffff;
  --bg-alt:#f8fafc;
  --border:#e2e8f0;
  --shadow:0 1px 3px rgba(0,0,0,.08),0 1px 2px rgba(0,0,0,.06);
  --shadow-md:0 4px 6px rgba(0,0,0,.07),0 2px 4px rgba(0,0,0,.06);
  --shadow-lg:0 10px 25px rgba(0,0,0,.1),0 4px 10px rgba(0,0,0,.06);
  --radius:12px;
  --radius-lg:20px;
  --max-w:1140px;
}

/* ===== Utilities ===== */
.container{max-width:var(--max-w);margin:0 auto;padding:0 24px}
.section{padding:80px 0}
.section-alt{background:var(--bg-alt)}
.text-center{text-align:center}
.badge{display:inline-flex;align-items:center;gap:6px;padding:6px 14px;border-radius:999px;font-size:.8rem;font-weight:500}
.badge-blue{background:var(--primary-light);color:var(--primary)}
.badge-green{background:var(--accent-light);color:#047857}

/* ===== Buttons ===== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 28px;border-radius:var(--radius);font-size:.95rem;font-weight:600;cursor:pointer;border:2px solid transparent;transition:all .2s ease}
.btn-primary{background:var(--primary);color:#fff !important;border-color:var(--primary);box-shadow:0 4px 14px rgba(0,120,212,.3)}
.btn-primary:hover{background:var(--primary-hover);border-color:var(--primary-hover);transform:translateY(-1px);box-shadow:0 6px 20px rgba(0,120,212,.35)}
.btn-outline{background:transparent;color:var(--text);border-color:var(--border)}
.btn-outline:hover{border-color:var(--primary);color:var(--primary);background:var(--primary-light)}
.btn-sm{padding:8px 18px;font-size:.85rem}
.btn-lg{padding:14px 32px;font-size:1.05rem}

/* ===== Navbar ===== */
.navbar{position:fixed;top:16px;left:50%;transform:translateX(-50%);width:calc(100% - 32px);max-width:var(--max-w);z-index:100;background:rgba(255,255,255,.75);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid var(--border);border-radius:var(--radius-lg);padding:0 24px;box-shadow:var(--shadow)}
.navbar-inner{display:flex;align-items:center;justify-content:space-between;height:60px}
.navbar-logo{font-size:1.15rem;font-weight:700;color:var(--primary);display:flex;align-items:center;gap:8px}
.navbar-logo svg{width:26px;height:26px}
.nav-links{display:flex;align-items:center;gap:28px}
.nav-links a{font-size:.88rem;font-weight:500;color:var(--text-muted);transition:color .2s}
.nav-links a:hover{color:var(--primary)}
.nav-cta{margin-left:8px}
.nav-toggle{display:none;background:none;border:none;cursor:pointer;padding:4px}
.nav-toggle svg{width:24px;height:24px;color:var(--text)}

/* ===== Hero ===== */
.hero{padding:140px 0 80px;position:relative;overflow:hidden}
.hero::before{content:'';position:absolute;top:-120px;right:-120px;width:500px;height:500px;background:radial-gradient(circle,rgba(0,120,212,.08) 0%,transparent 70%);border-radius:50%;pointer-events:none}
.hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.hero-badge{margin-bottom:20px}
.hero h1{font-size:2.75rem;font-weight:800;line-height:1.15;letter-spacing:-.02em;margin-bottom:16px}
.hero h1 span{color:var(--primary)}
.hero-sub{font-size:1.1rem;color:var(--text-muted);margin-bottom:32px;max-width:480px;line-height:1.7}
.hero-ctas{display:flex;gap:12px;margin-bottom:32px;flex-wrap:wrap}
.hero-trust{display:flex;gap:24px;flex-wrap:wrap}
.hero-trust-item{display:flex;align-items:center;gap:6px;font-size:.82rem;color:var(--text-muted)}
.hero-trust-item svg{width:16px;height:16px;color:var(--accent)}
.hero-mockup{position:relative}
.hero-video-wrapper{border-radius:var(--radius-lg);border:1px solid var(--border);box-shadow:var(--shadow-lg);overflow:hidden;background:#1a1a2e}
.hero-video-wrapper video{width:100%;display:block;border-radius:var(--radius-lg)}

/* ===== Features ===== */
.features-header{max-width:560px;margin:0 auto 48px}
.features-header h2{font-size:2rem;font-weight:700;margin-bottom:12px}
.features-header p{color:var(--text-muted);font-size:1.02rem}
.features-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.feature-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);padding:32px;transition:all .25s ease}
.feature-card:hover{border-color:var(--primary);box-shadow:var(--shadow-md);transform:translateY(-4px)}
.feature-icon{width:48px;height:48px;border-radius:12px;display:flex;align-items:center;justify-content:center;margin-bottom:16px}
.feature-icon svg{width:24px;height:24px}
.feature-icon-blue{background:var(--primary-light);color:var(--primary)}
.feature-icon-green{background:var(--accent-light);color:#047857}
.feature-icon-purple{background:#ede9fe;color:#7c3aed}
.feature-icon-orange{background:#fff7ed;color:#ea580c}
.feature-card h3{font-size:1.1rem;font-weight:600;margin-bottom:8px}
.feature-card p{color:var(--text-muted);font-size:.9rem;line-height:1.6}

/* ===== How it works ===== */
.steps-header{max-width:560px;margin:0 auto 48px}
.steps-header h2{font-size:2rem;font-weight:700;margin-bottom:12px}
.steps-header p{color:var(--text-muted);font-size:1.02rem}
.steps-timeline{position:relative;display:flex;justify-content:center;gap:0;max-width:900px;margin:0 auto}
/* connector line */
.steps-timeline::before{content:'';position:absolute;top:40px;left:calc(16.66% + 24px);right:calc(16.66% + 24px);height:3px;background:var(--border);z-index:0}
.steps-timeline::after{content:'';position:absolute;top:40px;left:calc(16.66% + 24px);height:3px;background:var(--primary);z-index:1;width:0;transition:width 1s ease}
.steps-timeline.animated::after{width:calc(100% - 33.33% - 48px)}
.step-card{flex:1;text-align:center;padding:0 20px;position:relative;z-index:2;opacity:0;transform:translateY(30px);transition:all .6s cubic-bezier(.22,1,.36,1)}
.step-card.visible{opacity:1;transform:translateY(0)}
.step-card:nth-child(2){transition-delay:.2s}
.step-card:nth-child(3){transition-delay:.4s}
.step-num{width:56px;height:56px;border-radius:50%;background:#fff;color:var(--primary);border:3px solid var(--border);display:inline-flex;align-items:center;justify-content:center;font-size:1.3rem;font-weight:700;margin-bottom:24px;position:relative;transition:all .4s ease}
.step-card.visible .step-num{background:var(--primary);color:#fff;border-color:var(--primary);box-shadow:0 0 0 8px rgba(0,120,212,.12)}
.step-icon{width:40px;height:40px;margin:0 auto 12px;color:var(--primary);opacity:0;transform:scale(.5);transition:all .5s ease .3s}
.step-card.visible .step-icon{opacity:1;transform:scale(1)}
.step-card h3{font-size:1.08rem;font-weight:600;margin-bottom:8px}
.step-card p{color:var(--text-muted);font-size:.88rem;line-height:1.65;max-width:260px;margin:0 auto}

/* ===== Pricing ===== */
.pricing-header{max-width:560px;margin:0 auto 48px}
.pricing-header h2{font-size:2rem;font-weight:700;margin-bottom:12px}
.pricing-header p{color:var(--text-muted);font-size:1.02rem}
.pricing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:start}
.pricing-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);padding:36px 28px;transition:all .25s ease;position:relative}
.pricing-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-4px)}
.pricing-card.featured{border-color:var(--primary);box-shadow:var(--shadow-md)}
.pricing-card.featured::before{content:'Mais popular';position:absolute;top:-12px;left:50%;transform:translateX(-50%);background:var(--primary);color:#fff;padding:4px 16px;border-radius:999px;font-size:.75rem;font-weight:600}
.pricing-name{font-size:1rem;font-weight:600;color:var(--text-muted);margin-bottom:8px}
.pricing-price{font-size:2.2rem;font-weight:800;margin-bottom:4px}
.pricing-period{font-size:.85rem;color:var(--text-muted);margin-bottom:24px}
.pricing-features{margin-bottom:28px}
.pricing-features li{display:flex;align-items:center;gap:8px;font-size:.88rem;color:var(--text);padding:6px 0}
.pricing-features li svg{width:16px;height:16px;color:var(--accent);flex-shrink:0}
.pricing-card .btn{width:100%}

/* ===== CTA Final ===== */
.cta-section{background:linear-gradient(135deg,var(--primary) 0%,#005a9e 100%);color:#fff;text-align:center;padding:80px 0}
.cta-section h2{font-size:2rem;font-weight:700;margin-bottom:12px}
.cta-section p{font-size:1.05rem;opacity:.85;margin-bottom:32px;max-width:480px;margin-left:auto;margin-right:auto}
.cta-section .btn{background:#fff;color:var(--primary);border-color:#fff;font-weight:700}
.cta-section .btn:hover{background:#f0f7ff;transform:translateY(-2px)}
.cta-section .btn svg{stroke:var(--primary)}

/* ===== Versions ===== */
.versions-bar{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;margin-top:24px}
.version-tag{padding:5px 14px;border-radius:999px;font-size:.78rem;font-weight:600;background:var(--primary-light);color:var(--primary);border:1px solid rgba(0,120,212,.15)}

/* ===== Footer ===== */
.footer{border-top:1px solid var(--border);padding:28px 0}
.footer-inner{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:16px}
.footer-copy{font-size:.82rem;color:var(--text-muted)}
.footer-links{display:flex;gap:20px}
.footer-links a{font-size:.82rem;color:var(--text-muted);transition:color .2s}
.footer-links a:hover{color:var(--primary)}

/* ===== Scroll Animations ===== */
.fade-target{opacity:0;transform:translateY(24px);transition:opacity .6s cubic-bezier(.22,1,.36,1),transform .6s cubic-bezier(.22,1,.36,1)}
.fade-target.fade-in{opacity:1;transform:translateY(0)}
.cta-section .fade-target{color:inherit}
.cta-section .btn.fade-target{color:var(--primary)}

/* ===== Mobile ===== */
@media(max-width:768px){
  .navbar{top:8px;width:calc(100% - 16px);padding:0 16px}
  .nav-links{display:none;position:absolute;top:68px;left:0;right:0;background:rgba(255,255,255,.97);backdrop-filter:blur(16px);border:1px solid var(--border);border-radius:var(--radius);padding:16px;flex-direction:column;gap:12px;box-shadow:var(--shadow-lg)}
  .nav-links.open{display:flex}
  .nav-toggle{display:block}
  .hero{padding:110px 0 48px}
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .hero h1{font-size:2rem}
  .hero-sub{font-size:1rem}
  .hero-mockup{order:-1}
  .features-grid{grid-template-columns:1fr}
  .steps-timeline{flex-direction:column;gap:32px;align-items:center}
  .steps-timeline::before,.steps-timeline::after{display:none}
  .pricing-grid{grid-template-columns:1fr;max-width:400px;margin-left:auto;margin-right:auto}
  .footer-inner{flex-direction:column;text-align:center}
  .hero-trust{justify-content:center}
  .hero-ctas{justify-content:center}
}