/*
Theme Name: OptiFlow Digital
Theme URI: https://optiflowdigital.com
Author: OptiFlow Digital
Description: Tema de landing page para automação de WhatsApp
Version: 1.0
Text Domain: optiflow
*/

/* ===== RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --navy: #1A2B4C;
  --navy-deep: #0F1A2E;
  --cyan: #00BCD4;
  --cyan-dark: #0097A7;
  --white: #FFFFFF;
  --gray: #333333;
  --gray-light: #F4F6F8;
  --gray-muted: #6B7280;
}

@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400;600;700&family=Open+Sans:wght@400;500;600&display=swap');

body {
  font-family: 'Open Sans', sans-serif;
  color: var(--gray);
  line-height: 1.6;
  background: var(--white);
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  line-height: 1.2;
}

a { text-decoration: none; color: inherit; }
img { max-width: 100%; height: auto; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 1rem; }

/* ===== GRADIENTS ===== */
.gradient-navy { background: linear-gradient(135deg, var(--navy) 0%, var(--navy-deep) 100%); }
.gradient-cyan { background: linear-gradient(135deg, var(--cyan) 0%, var(--cyan-dark) 100%); }
.text-gradient-cyan {
  background: linear-gradient(135deg, var(--cyan), var(--cyan-dark));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 2rem;
  border-radius: 0.75rem;
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  border: none;
  transition: opacity 0.3s, transform 0.3s;
}
.btn:hover { opacity: 0.9; transform: translateY(-1px); }
.btn-primary { background: linear-gradient(135deg, var(--cyan), var(--cyan-dark)); color: var(--navy-deep); }
.btn-outline {
  background: transparent;
  border: 1px solid rgba(255,255,255,0.2);
  color: var(--white);
}
.btn-outline:hover { background: rgba(255,255,255,0.05); }

/* ===== NAVBAR ===== */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 50;
  background: linear-gradient(135deg, var(--navy), var(--navy-deep));
  border-bottom: 1px solid rgba(0,188,212,0.1);
  backdrop-filter: blur(8px);
}
.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 5rem;
}
.navbar-brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 1.125rem;
  color: var(--white);
}
.navbar-brand .icon {
  width: 2rem; height: 2rem;
  border-radius: 0.5rem;
  background: linear-gradient(135deg, var(--cyan), var(--cyan-dark));
  display: flex; align-items: center; justify-content: center;
  color: var(--navy-deep);
  font-size: 0.875rem;
}
.navbar-brand .highlight { color: var(--cyan); }
.nav-links { display: flex; align-items: center; gap: 2rem; list-style: none; }
.nav-links a {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.7);
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--cyan); }

.mobile-toggle { display: none; background: none; border: none; color: var(--white); font-size: 1.5rem; cursor: pointer; }
.mobile-menu { display: none !important; flex-direction: column; gap: 0.75rem; padding-bottom: 1rem; }

@media (max-width: 1023px) {
  .nav-links { display: none !important; }
  .mobile-toggle { display: block; }
  .mobile-menu.active { display: flex !important; }
  .mobile-menu a { font-size: 0.875rem; color: rgba(255,255,255,0.7); padding: 0.25rem 0.5rem; }
}

/* ===== HERO ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  text-align: center;
  color: var(--white);
}
.hero-bg {
  position: absolute; inset: 0;
}
.hero-bg img { width: 100%; height: 100%; object-fit: cover; }
.hero-bg .overlay {
  position: absolute; inset: 0;
  background: linear-gradient(135deg, var(--navy), var(--navy-deep));
  opacity: 0.8;
}
.hero-content {
  position: relative;
  z-index: 10;
  max-width: 56rem;
  padding: 5rem 1rem 4rem;
}
.hero-badge {
  display: inline-block;
  padding: 0.5rem 1rem;
  border-radius: 9999px;
  border: 1px solid rgba(0,188,212,0.3);
  background: rgba(0,188,212,0.1);
  font-size: 0.875rem;
  margin-bottom: 1.5rem;
  color: var(--cyan);
}
.hero h1 { font-size: 2.5rem; margin-bottom: 1.5rem; }
.hero p { font-size: 1.125rem; color: rgba(255,255,255,0.7); max-width: 42rem; margin: 0 auto 2.5rem; }
.hero-buttons { display: flex; flex-wrap: wrap; gap: 1rem; justify-content: center; }

@media (min-width: 768px) { .hero h1 { font-size: 3.5rem; } }

/* ===== SECTIONS ===== */
.section { padding: 5rem 0; }
.section-header { max-width: 48rem; margin: 0 auto 4rem; text-align: center; }
.section-header h2 { font-size: 2rem; margin-bottom: 1rem; }
.section-header p { font-size: 1.125rem; color: var(--gray-muted); }
@media (min-width: 768px) { .section-header h2 { font-size: 2.5rem; } }

.section-light { background: var(--gray-light); }
.section-dark { background: linear-gradient(135deg, var(--navy), var(--navy-deep)); color: var(--white); }
.section-dark .section-header p { color: rgba(255,255,255,0.6); }

/* ===== ABOUT ===== */
.about-text { max-width: 56rem; margin: 0 auto 4rem; text-align: center; font-size: 1.0625rem; color: var(--gray-muted); line-height: 1.8; }
.features-grid { display: grid; grid-template-columns: 1fr; gap: 2rem; }
@media (min-width: 768px) { .features-grid { grid-template-columns: repeat(3, 1fr); } }
.feature-card {
  background: var(--white);
  border-radius: 1rem;
  padding: 2rem;
  box-shadow: 0 4px 20px rgba(0,0,0,0.06);
  transition: transform 0.3s, box-shadow 0.3s;
}
.feature-card:hover { transform: translateY(-4px); box-shadow: 0 8px 30px rgba(0,0,0,0.1); }
.feature-card .icon-box {
  width: 3.5rem; height: 3.5rem;
  border-radius: 0.75rem;
  background: linear-gradient(135deg, var(--cyan), var(--cyan-dark));
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 1.5rem;
  color: var(--navy-deep);
  font-size: 1.5rem;
}
.feature-card h3 { font-size: 1.25rem; margin-bottom: 0.75rem; }
.feature-card p { font-size: 1rem; color: var(--gray-muted); }

/* ===== SERVICES ===== */
.services-grid { display: grid; grid-template-columns: 1fr; gap: 1.5rem; max-width: 64rem; margin: 0 auto; }
@media (min-width: 640px) { .services-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .services-grid { grid-template-columns: repeat(3, 1fr); } }
.service-card {
  border-radius: 1rem;
  padding: 2rem;
  border: 1px solid rgba(0,188,212,0.1);
  background: rgba(15,26,46,0.5);
  backdrop-filter: blur(4px);
  transition: border-color 0.3s;
}
.service-card:hover { border-color: rgba(0,188,212,0.3); }
.service-card .icon-box {
  width: 3rem; height: 3rem;
  border-radius: 0.5rem;
  background: rgba(0,188,212,0.1);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 1.25rem;
  color: var(--cyan);
  font-size: 1.25rem;
}
.service-card:hover .icon-box { background: rgba(0,188,212,0.2); }
.service-card h3 { font-size: 1.125rem; color: var(--white); margin-bottom: 0.5rem; }
.service-card p { font-size: 0.875rem; color: rgba(255,255,255,0.6); line-height: 1.6; }

/* ===== BENEFITS ===== */
.benefits-grid { display: grid; grid-template-columns: 1fr; gap: 2rem; max-width: 64rem; margin: 0 auto 3rem; }
@media (min-width: 640px) { .benefits-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .benefits-grid { grid-template-columns: repeat(3, 1fr); } }
.benefit-item { display: flex; align-items: flex-start; gap: 1rem; }
.benefit-item .icon-box {
  flex-shrink: 0;
  width: 3rem; height: 3rem;
  border-radius: 0.75rem;
  background: linear-gradient(135deg, var(--cyan), var(--cyan-dark));
  display: flex; align-items: center; justify-content: center;
  color: var(--navy-deep);
  font-size: 1.25rem;
}
.benefit-item h3 { font-size: 1.125rem; margin-bottom: 0.25rem; }
.benefit-item p { font-size: 0.875rem; color: var(--gray-muted); }

/* ===== TESTIMONIALS ===== */
.testimonials-grid { display: grid; grid-template-columns: 1fr; gap: 2rem; max-width: 64rem; margin: 0 auto; }
@media (min-width: 768px) { .testimonials-grid { grid-template-columns: repeat(3, 1fr); } }
.testimonial-card {
  border-radius: 1rem;
  padding: 2rem;
  border: 1px solid rgba(0,188,212,0.1);
  background: rgba(15,26,46,0.5);
}
.testimonial-card .quote { font-size: 2rem; color: rgba(0,188,212,0.3); margin-bottom: 1rem; }
.testimonial-card .text { font-size: 0.875rem; color: rgba(255,255,255,0.7); line-height: 1.6; margin-bottom: 1.5rem; }
.testimonial-card .stars { color: var(--cyan); margin-bottom: 0.75rem; font-size: 0.875rem; }
.testimonial-card .name { font-family: 'Montserrat', sans-serif; font-weight: 700; font-size: 0.875rem; color: var(--white); }
.testimonial-card .role { font-size: 0.75rem; color: rgba(255,255,255,0.5); }

/* ===== CONTACT ===== */
.contact-grid { display: grid; grid-template-columns: 1fr; gap: 3rem; max-width: 64rem; margin: 0 auto; }
@media (min-width: 1024px) { .contact-grid { grid-template-columns: 1fr 1fr; } }
.contact-form {
  background: var(--white);
  border-radius: 1rem;
  padding: 2rem;
  box-shadow: 0 4px 20px rgba(0,0,0,0.06);
  display: flex; flex-direction: column; gap: 1.25rem;
}
.contact-form input, .contact-form textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid #e5e7eb;
  border-radius: 0.5rem;
  font-family: 'Open Sans', sans-serif;
  font-size: 0.9375rem;
  background: var(--gray-light);
}
.contact-form textarea { resize: vertical; min-height: 6rem; }
.contact-info h3 { font-size: 1.25rem; margin-bottom: 1rem; }
.contact-info > p { color: var(--gray-muted); margin-bottom: 1.5rem; line-height: 1.6; }
.contact-link {
  display: flex; align-items: center; gap: 1rem; margin-bottom: 1rem;
}
.contact-link .icon-box {
  width: 3rem; height: 3rem;
  border-radius: 0.75rem;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.25rem;
}
.contact-link .icon-cyan { background: linear-gradient(135deg, var(--cyan), var(--cyan-dark)); color: var(--navy-deep); }
.contact-link .icon-navy { background: var(--navy); color: var(--white); }
.contact-link .label { font-size: 0.875rem; color: var(--gray-muted); }
.contact-link .value { font-family: 'Montserrat', sans-serif; font-weight: 600; }

/* ===== FOOTER ===== */
.footer {
  background: linear-gradient(135deg, var(--navy), var(--navy-deep));
  color: rgba(255,255,255,0.6);
  padding: 3rem 0 1.5rem;
  text-align: center;
  font-size: 0.875rem;
  border-top: 1px solid rgba(0,188,212,0.1);
}
.footer .brand { font-family: 'Montserrat', sans-serif; font-weight: 700; font-size: 1.125rem; color: var(--white); margin-bottom: 0.5rem; }
.footer .brand .highlight { color: var(--cyan); }

/* ===== WHATSAPP FAB ===== */
.whatsapp-fab {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 50;
  width: 3.5rem; height: 3.5rem;
  border-radius: 9999px;
  background: #25D366;
  color: var(--white);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem;
  box-shadow: 0 4px 20px rgba(37,211,102,0.4);
  transition: transform 0.3s;
  border: none;
  cursor: pointer;
}
.whatsapp-fab:hover { transform: scale(1.1); }

/* ===== ANIMATIONS ===== */
@keyframes fadeIn { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
.animate-fade-in { animation: fadeIn 0.6s ease forwards; }