/* --- DESIGN SYSTEM AGENDAÍ (LIGHT SAAAS) --- */
:root {
    --primary: #4f46e5; /* Indigo */
    --primary-light: #e0e7ff;
    --secondary: #0d9488; /* Teal / Verde Água */
    --secondary-light: #ccfbf1;
    --bg-body: #f8fafc; /* Slate 50 */
    --bg-surface: #ffffff; /* White */
    --glass-border: #e2e8f0; /* Slate 200 */
    --text-main: #0f172a; /* Slate 900 */
    --text-muted: #64748b; /* Slate 500 */
    --gradient: linear-gradient(135deg, #4f46e5 0%, #0d9488 100%);
    --gradient-hover: linear-gradient(135deg, #4338ca 0%, #0f766e 100%);
    --success: #10b981;
    --shadow-sm: 0 4px 6px rgba(0,0,0,0.02);
    --shadow-md: 0 10px 25px rgba(0,0,0,0.05);
    --shadow-lg: 0 20px 40px rgba(0,0,0,0.08);
}

* { margin: 0; padding: 0; box-sizing: border-box; font-family: 'Inter', sans-serif; scroll-behavior: smooth; }

body {
    background-color: var(--bg-body);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
    background-image: 
        radial-gradient(circle at 10% 20%, rgba(79, 70, 229, 0.03) 0%, transparent 40%),
        radial-gradient(circle at 90% 80%, rgba(13, 148, 136, 0.03) 0%, transparent 40%);
}

.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; position: relative; z-index: 2; }

.glass-card {
    background: var(--bg-surface);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    box-shadow: var(--shadow-sm);
    transition: transform 0.3s, box-shadow 0.3s;
}
.glass-card:hover { border-color: var(--primary-light); transform: translateY(-5px); box-shadow: var(--shadow-md); }

.text-gradient {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 800;
}

/* Botões */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 10px;
    padding: 14px 35px; background: var(--gradient); color: white;
    text-decoration: none; border-radius: 50px; font-weight: 700;
    transition: all 0.3s ease; border: none; cursor: pointer;
    text-transform: uppercase; letter-spacing: 0.5px; font-size: 0.9rem;
    box-shadow: 0 8px 15px rgba(79, 70, 229, 0.2);
}
.btn:hover { transform: translateY(-3px) scale(1.02); box-shadow: 0 12px 20px rgba(79, 70, 229, 0.3); color: white; }
.btn-outline { background: white; border: 2px solid var(--secondary); color: var(--secondary); box-shadow: none; }
.btn-outline:hover { background: var(--secondary-light); color: var(--secondary); box-shadow: none; }

.section-header { text-align: center; margin-bottom: 60px; }
.section-header h2 { font-size: 2.5rem; margin-bottom: 15px; line-height: 1.2; color: var(--text-main); font-weight: 800; letter-spacing: -0.5px; }
.section-header p { color: var(--text-muted); font-size: 1.1rem; max-width: 600px; margin: 0 auto; }

section { padding: 80px 0; border-bottom: 1px solid var(--glass-border); position: relative; }

/* Header */
header {
    background: rgba(255, 255, 255, 0.9); backdrop-filter: blur(10px);
    position: fixed; width: 100%; top: 0; z-index: 1000;
    border-bottom: 1px solid var(--glass-border); padding: 15px 0;
    box-shadow: 0 2px 10px rgba(0,0,0,0.02);
}
.header-inner { display: flex; justify-content: space-between; align-items: center; }
.logo { display: flex; align-items: center; }
.nav-links { display: flex; gap: 30px; }
.nav-links a { color: var(--text-muted); text-decoration: none; font-size: 0.95rem; font-weight: 600; transition: 0.3s; }
.nav-links a:hover { color: var(--primary); }

/* Hero */
.hero { padding: 160px 0 80px; overflow: hidden; background: linear-gradient(180deg, #f8fafc 0%, #ffffff 100%); border-bottom: none; }
.hero-grid { display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: 50px; }
.hero-text h1 { font-size: 3.5rem; line-height: 1.1; margin-bottom: 25px; font-weight: 900; letter-spacing: -1px; }
.hero-text p { font-size: 1.2rem; color: var(--text-muted); margin-bottom: 40px; font-weight: 400; }
.hero-badges { display: flex; gap: 15px; margin-bottom: 30px; font-size: 0.85rem; color: var(--text-muted); font-weight: 600; }
.hero-badges span { display: flex; align-items: center; gap: 6px; background: var(--bg-surface); border: 1px solid var(--glass-border); padding: 6px 14px; border-radius: 20px; box-shadow: var(--shadow-sm); }
.hero-badges i { color: var(--secondary); }

/* Mockup */
.hero-image { position: relative; text-align: center; }
.phone-mockup {
    width: 300px; height: 600px; background: #ffffff;
    border-radius: 40px; border: 8px solid #e2e8f0; margin: 0 auto;
    position: relative; box-shadow: var(--shadow-lg);
    z-index: 2; overflow: hidden; display: flex; align-items: flex-start; justify-content: center;
}
.floating-card {
    position: absolute; background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px); padding: 15px 25px;
    border-radius: 15px; border: 1px solid var(--glass-border);
    display: flex; align-items: center; gap: 15px; z-index: 3;
    box-shadow: var(--shadow-md);
    animation: float 4s ease-in-out infinite;
}
.fc-1 { top: 100px; left: -20px; }
.fc-2 { bottom: 120px; right: -20px; animation-delay: 2s; }
@keyframes float { 0% { transform: translateY(0px); } 50% { transform: translateY(-15px); } 100% { transform: translateY(0px); } }

/* Grids comuns */
.steps-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 30px; }
.step-card {
    background: var(--bg-surface); padding: 30px; border-radius: 20px;
    border: 1px solid var(--glass-border); text-align: left; transition: 0.3s;
    box-shadow: var(--shadow-sm);
}
.step-card:hover { border-color: var(--secondary); transform: translateY(-5px); box-shadow: var(--shadow-md); }
.step-icon {
    width: 50px; height: 50px; background: var(--secondary-light);
    border-radius: 50%; display: flex; align-items: center; justify-content: center;
    font-size: 1.2rem; color: var(--secondary); margin-bottom: 20px;
}
.step-card h3 { color: var(--text-main); font-weight: 700; margin-bottom: 10px; }

.included-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 20px; }
.included-item {
    text-align: center; padding: 25px; background: var(--bg-surface);
    border-radius: 15px; border: 1px solid var(--glass-border); transition: 0.3s;
    box-shadow: var(--shadow-sm);
}
.included-item:hover { border-color: var(--primary); box-shadow: var(--shadow-md); transform: translateY(-3px); }
.included-item i { font-size: 2rem; color: var(--secondary); margin-bottom: 15px; }
.included-item h4 { margin-bottom: 5px; color: var(--text-main); font-weight: 700;}
.included-item p { font-size: 0.9rem; color: var(--text-muted); }

/* Pricing Cards */
.pricing-card {
    background: var(--bg-surface); padding: 40px; border-radius: 24px;
    border: 1px solid var(--glass-border); position: relative;
    display: flex; flex-direction: column; box-shadow: var(--shadow-md);
}
.pricing-card h3 { color: var(--text-main); font-size: 1.5rem; font-weight: 800; margin-bottom: 5px;}
.pricing-card.featured {
    border: 2px solid var(--secondary);
    background: linear-gradient(180deg, #ffffff 0%, #f0fdfa 100%);
    transform: scale(1.05); z-index: 10; box-shadow: var(--shadow-lg);
}
.price-tag { margin: 25px 0; border-bottom: 1px solid var(--glass-border); padding-bottom: 25px;}
.price-tag .monthly { display: block; font-size: 3rem; font-weight: 800; color: var(--text-main); line-height: 1; letter-spacing: -1px;}
.price-tag .monthly span { font-size: 1rem; font-weight: 500; color: var(--text-muted); letter-spacing: 0;}
.check-list { list-style: none; margin-bottom: 30px; flex-grow: 1; }
.check-list li { margin-bottom: 15px; display: flex; align-items: flex-start; gap: 10px; color: var(--text-muted); font-size: 0.95rem; font-weight: 500; }
.check-list i { color: var(--secondary); margin-top: 4px; }
.check-list li strong { color: var(--text-main); }
.expert-card { justify-content: center; text-align: center; }

/* Opcionais */
.turbine-list { display: flex; flex-wrap: wrap; justify-content: center; gap: 15px; }
.turbine-item {
    background: var(--bg-surface); color: var(--primary);
    padding: 12px 25px; border-radius: 50px;
    border: 1px solid var(--primary-light); font-weight: 600; font-size: 0.95rem;
    transition: 0.3s; cursor: default; box-shadow: var(--shadow-sm);
}
.turbine-item:hover { background: var(--primary-light); box-shadow: var(--shadow-md); transform: translateY(-2px);}

/* FAQ */
.faq-list { display: flex; flex-direction: column; gap: 15px; }
.faq-item { background: var(--bg-surface); border-radius: 8px; border: 1px solid var(--glass-border); overflow: hidden; box-shadow: var(--shadow-sm); }
.faq-question { padding: 20px; cursor: pointer; display: flex; justify-content: space-between; align-items: center; font-weight: 600; color: var(--text-main); transition: 0.2s;}
.faq-question:hover { color: var(--primary); }
.faq-answer { padding: 0 20px 20px; color: var(--text-muted); display: none; font-size: 0.95rem; line-height: 1.6; }

/* Footer */
.site-footer { background: #ffffff; padding: 60px 0 30px; font-size: 0.9rem; color: var(--text-muted); border-top: 1px solid var(--glass-border); }
.footer-col h4 { color: var(--text-main); margin-bottom: 20px; font-weight: 700; }
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 12px; }
.site-footer a { color: inherit; text-decoration: none; transition: color 0.3s; font-weight: 500;}
.site-footer a:hover { color: var(--secondary); }

/* WhatsApp Pulse */
.whatsapp-float {
    position: fixed; bottom: 25px; right: 25px;
    background: #25d366; width: 65px; height: 65px;
    border-radius: 50%; display: flex; justify-content: center; align-items: center;
    font-size: 32px; color: white; box-shadow: 0 5px 20px rgba(0,0,0,0.2);
    z-index: 9999; animation: pulse 2s infinite; text-decoration: none;
}
@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.5); }
    70% { box-shadow: 0 0 0 20px rgba(37, 211, 102, 0); }
    100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); }
}

@media (max-width: 900px) {
    .hero-grid { grid-template-columns: 1fr; text-align: center; gap: 40px; }
    .hero-badges { justify-content: center; flex-wrap: wrap;}
    .hero-text h1 { font-size: 2.8rem; }
    .nav-links { display: none; }
    .pricing-card.featured { transform: scale(1); }
    .hero-buttons { flex-direction: column; align-items: center; }
    .btn { width: 100%; justify-content: center; }
    .floating-card { display: none; }
}