/*
Theme Name: SDKI APP - Calculadora de Refrigeração
Theme URI: https://sdkiapp.com
Author: SDKI APP
Author URI: https://sdkiapp.com
Description: Tema WordPress premium dark mode para landing page da Calculadora de Refrigeração - Versão Pro. Design moderno com animações intensas, responsividade mobile-first e conformidade legal completa.
Version: 1.0.0
License: All Rights Reserved
License URI: https://sdkiapp.com/termos
Text Domain: sdki-app-theme
Domain Path: /languages
Requires at least: 6.0
Requires PHP: 8.0
*/

/* ============================================================================
   SDKI APP - TEMA WORDPRESS
   Design Dark Mode Premium com Animações
   ============================================================================ */

:root {
  /* Paleta de Cores - Robotix */
  --color-navy: #0f172a;
  --color-navy-light: #1a2847;
  --color-cyan: #00d4ff;
  --color-purple: #7c3aed;
  --color-white: #ffffff;
  --color-gray-light: #f1f5f9;
  --color-gray-dark: #1e293b;
  
  /* Tipografia */
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-heading: "Robotix", var(--font-sans);
  
  /* Espaçamento */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;
  
  /* Sombras */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.15);
  
  /* Raio de borda */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
}

/* ============================================================================
   RESET E ESTILOS BASE
   ============================================================================ */

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  background-color: var(--color-navy);
  color: var(--color-gray-light);
  line-height: 1.6;
  font-size: 16px;
}

/* ============================================================================
   TIPOGRAFIA
   ============================================================================ */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-white);
  margin-bottom: var(--spacing-md);
}

h1 {
  font-size: 3rem;
}

h2 {
  font-size: 2.25rem;
}

h3 {
  font-size: 1.875rem;
}

h4 {
  font-size: 1.5rem;
}

h5 {
  font-size: 1.25rem;
}

h6 {
  font-size: 1rem;
}

p {
  margin-bottom: var(--spacing-md);
}

a {
  color: var(--color-cyan);
  text-decoration: none;
  transition: color 0.3s ease;
}

a:hover {
  color: var(--color-purple);
}

/* ============================================================================
   ANIMAÇÕES
   ============================================================================ */

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(100px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}

.animate-fade-in-up {
  animation: fadeInUp 0.5s ease-out;
}

.animate-fade-in {
  animation: fadeIn 0.5s ease-out;
}

.animate-slide-in-left {
  animation: slideInLeft 0.5s ease-out;
}

.animate-slide-in-right {
  animation: slideInRight 0.5s ease-out;
}

/* ============================================================================
   HEADER E NAVEGAÇÃO
   ============================================================================ */

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: rgba(15, 23, 42, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(0, 212, 255, 0.1);
  padding: var(--spacing-md) 0;
}

.header-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.site-logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.site-logo img {
  height: 40px;
  width: auto;
}

.site-logo a {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-white);
}

.site-navigation ul {
  display: flex;
  list-style: none;
  gap: var(--spacing-lg);
}

.site-navigation a {
  color: var(--color-gray-light);
  font-size: 0.95rem;
  transition: color 0.3s ease;
}

.site-navigation a:hover {
  color: var(--color-cyan);
}

/* ============================================================================
   BOTÕES
   ============================================================================ */

.btn {
  display: inline-block;
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-lg);
  font-weight: 600;
  text-align: center;
  cursor: pointer;
  transition: all 0.3s ease;
  border: 2px solid transparent;
  text-decoration: none;
}

.btn-primary {
  background-color: var(--color-cyan);
  color: var(--color-navy);
  border-color: var(--color-cyan);
}

.btn-primary:hover {
  background-color: transparent;
  color: var(--color-cyan);
  box-shadow: 0 0 20px rgba(0, 212, 255, 0.3);
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-cyan);
  border-color: var(--color-cyan);
}

.btn-secondary:hover {
  background-color: rgba(0, 212, 255, 0.1);
  box-shadow: 0 0 20px rgba(0, 212, 255, 0.2);
}

.btn-outline {
  background-color: transparent;
  color: var(--color-cyan);
  border-color: var(--color-cyan);
}

.btn-outline:hover {
  background-color: rgba(0, 212, 255, 0.1);
}

/* ============================================================================
   SEÇÕES
   ============================================================================ */

.section {
  padding: var(--spacing-2xl) var(--spacing-md);
}

.section-container {
  max-width: 1200px;
  margin: 0 auto;
}

.section-title {
  text-align: center;
  margin-bottom: var(--spacing-2xl);
}

.section-title h2 {
  background: linear-gradient(135deg, var(--color-cyan), var(--color-purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--spacing-md);
}

/* ============================================================================
   HERO SECTION
   ============================================================================ */

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-navy) 0%, var(--color-navy-light) 100%);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 20% 50%, rgba(0, 212, 255, 0.1) 0%, transparent 50%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 800px;
  padding: 0 var(--spacing-md);
}

.hero-content h1 {
  font-size: 3.5rem;
  margin-bottom: var(--spacing-md);
  background: linear-gradient(135deg, var(--color-white) 0%, var(--color-cyan) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-content p {
  font-size: 1.25rem;
  color: var(--color-gray-light);
  margin-bottom: var(--spacing-lg);
}

.hero-buttons {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  flex-wrap: wrap;
}

/* ============================================================================
   FEATURES SECTION
   ============================================================================ */

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-lg);
}

.feature-card {
  background-color: rgba(26, 40, 71, 0.5);
  border: 1px solid rgba(0, 212, 255, 0.2);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  transition: all 0.3s ease;
}

.feature-card:hover {
  background-color: rgba(26, 40, 71, 0.8);
  border-color: var(--color-cyan);
  box-shadow: 0 0 20px rgba(0, 212, 255, 0.2);
  transform: translateY(-5px);
}

.feature-icon {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-md);
}

.feature-card h3 {
  margin-bottom: var(--spacing-sm);
}

/* ============================================================================
   TESTIMONIALS SECTION
   ============================================================================ */

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-lg);
}

.testimonial-card {
  background-color: rgba(26, 40, 71, 0.5);
  border: 1px solid rgba(0, 212, 255, 0.2);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  transition: all 0.3s ease;
}

.testimonial-card:hover {
  background-color: rgba(26, 40, 71, 0.8);
  border-color: var(--color-cyan);
}

.testimonial-text {
  font-style: italic;
  margin-bottom: var(--spacing-md);
  color: var(--color-gray-light);
}

.testimonial-author {
  font-weight: 600;
  color: var(--color-cyan);
}

/* ============================================================================
   FAQ SECTION
   ============================================================================ */

.faq-item {
  background-color: rgba(26, 40, 71, 0.5);
  border: 1px solid rgba(0, 212, 255, 0.2);
  border-radius: var(--radius-lg);
  margin-bottom: var(--spacing-md);
  overflow: hidden;
}

.faq-question {
  padding: var(--spacing-lg);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background-color 0.3s ease;
}

.faq-question:hover {
  background-color: rgba(26, 40, 71, 0.8);
}

.faq-answer {
  padding: 0 var(--spacing-lg) var(--spacing-lg);
  color: var(--color-gray-light);
  display: none;
}

.faq-item.active .faq-answer {
  display: block;
}

/* ============================================================================
   FOOTER
   ============================================================================ */

.site-footer {
  background-color: var(--color-navy-light);
  border-top: 1px solid rgba(0, 212, 255, 0.1);
  padding: var(--spacing-2xl) var(--spacing-md);
  margin-top: var(--spacing-2xl);
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-2xl);
}

.footer-section h4 {
  margin-bottom: var(--spacing-md);
}

.footer-section ul {
  list-style: none;
}

.footer-section ul li {
  margin-bottom: var(--spacing-sm);
}

.footer-section a {
  color: var(--color-gray-light);
  transition: color 0.3s ease;
}

.footer-section a:hover {
  color: var(--color-cyan);
}

.footer-bottom {
  text-align: center;
  padding-top: var(--spacing-lg);
  border-top: 1px solid rgba(0, 212, 255, 0.1);
  color: var(--color-gray-light);
  font-size: 0.9rem;
}

/* ============================================================================
   COOKIE BANNER
   ============================================================================ */

.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: rgba(15, 23, 42, 0.95);
  backdrop-filter: blur(10px);
  border-top: 1px solid rgba(0, 212, 255, 0.2);
  padding: var(--spacing-lg);
  z-index: 999;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--spacing-lg);
}

.cookie-text {
  flex: 1;
  font-size: 0.9rem;
  color: var(--color-gray-light);
}

.cookie-buttons {
  display: flex;
  gap: var(--spacing-sm);
}

/* ============================================================================
   RESPONSIVIDADE
   ============================================================================ */

@media (max-width: 768px) {
  h1 {
    font-size: 2rem;
  }

  h2 {
    font-size: 1.5rem;
  }

  .hero-content h1 {
    font-size: 2rem;
  }

  .site-navigation ul {
    flex-direction: column;
    gap: var(--spacing-md);
  }

  .hero-buttons {
    flex-direction: column;
  }

  .btn {
    width: 100%;
  }

  .cookie-banner {
    flex-direction: column;
    align-items: flex-start;
  }

  .cookie-buttons {
    width: 100%;
    flex-direction: column;
  }

  .cookie-buttons .btn {
    width: 100%;
  }
}

@media (max-width: 480px) {
  :root {
    font-size: 14px;
  }

  h1 {
    font-size: 1.5rem;
  }

  h2 {
    font-size: 1.25rem;
  }

  .section {
    padding: var(--spacing-lg) var(--spacing-sm);
  }

  .hero-content h1 {
    font-size: 1.5rem;
  }

  .hero-content p {
    font-size: 1rem;
  }
}