/*
Theme Name: Podcast Theme
Theme URI: https://yoursite.com
Author: Your Name
Author URI: https://yoursite.com
Description: Tema moderno para podcasts com player de áudio e design responsivo
Version: 1.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: podcast-theme
Tags: podcast, audio, media, responsive, modern, dark-mode
*/

/* ========================================
   Reset & Base Styles
   ======================================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  /* Colors */
  --primary: 262 83% 58%;
  --primary-foreground: 0 0% 100%;
  --primary-glow: 221 83% 53%;
  
  --secondary: 240 6% 15%;
  --secondary-foreground: 0 0% 98%;
  
  --background: 240 10% 4%;
  --foreground: 0 0% 98%;
  
  --card: 240 8% 8%;
  --card-foreground: 0 0% 98%;
  
  --border: 240 6% 20%;
  --muted: 240 5% 65%;
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;
  
  /* Border Radius */
  --radius: 0.75rem;
  --radius-sm: 0.5rem;
  --radius-lg: 1rem;
  
  /* Gradients */
  --gradient-primary: linear-gradient(135deg, hsl(262 83% 58%), hsl(221 83% 53%));
  --gradient-card: linear-gradient(180deg, hsl(240 8% 8%), hsl(240 10% 6%));
  
  /* Shadows */
  --shadow-sm: 0 2px 4px rgba(0,0,0,0.1);
  --shadow-md: 0 4px 8px rgba(0,0,0,0.2);
  --shadow-lg: 0 10px 20px rgba(0,0,0,0.3);
  --shadow-glow: 0 0 40px hsl(262 83% 58% / 0.3);
  --shadow-card: 0 10px 30px -10px hsl(262 83% 58% / 0.2);
  
  /* Transitions */
  --transition-base: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  line-height: 1.6;
  color: hsl(var(--foreground));
  background: hsl(var(--background));
  overflow-x: hidden;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition-base);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* ========================================
   Header Styles
   ======================================== */
.site-header {
  background: hsl(var(--background) / 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid hsl(var(--border));
  padding: var(--spacing-sm) 0;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}

.site-header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.site-branding {
  display: flex;
  align-items: center;
}

.site-title {
  font-size: 1.5rem;
  font-weight: 700;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.main-navigation ul {
  display: flex;
  list-style: none;
  gap: var(--spacing-lg);
  margin: 0;
}

.main-navigation a {
  color: hsl(var(--foreground));
  font-weight: 500;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-sm);
  transition: var(--transition-base);
}

.main-navigation a:hover {
  color: hsl(var(--primary));
  background: hsl(var(--secondary));
}

.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--spacing-xs);
}

.mobile-menu-toggle span {
  width: 25px;
  height: 3px;
  background: hsl(var(--foreground));
  border-radius: 2px;
  transition: var(--transition-base);
}

/* ========================================
   Hero Section
   ======================================== */
.hero-section {
  position: relative;
  min-height: 600px;
  background-size: cover;
  background-position: center;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--spacing-2xl);
  overflow: hidden;
}

.hero-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(136, 58, 234, 0.3), rgba(51, 102, 255, 0.3));
  z-index: 1;
}

.hero-section::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 50%, transparent 0%, rgba(0,0,0,0.7) 100%);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  color: white;
  max-width: 800px;
  padding: var(--spacing-lg);
  animation: fadeInUp 1s ease-out;
}

.hero-title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 800;
  margin-bottom: var(--spacing-md);
  text-shadow: 0 4px 20px rgba(0,0,0,0.5);
  line-height: 1.2;
}

.hero-description {
  font-size: clamp(1rem, 2vw, 1.25rem);
  margin-bottom: var(--spacing-xl);
  opacity: 0.95;
  text-shadow: 0 2px 10px rgba(0,0,0,0.5);
}

/* ========================================
   Featured Section
   ======================================== */
.featured-section {
  margin-bottom: var(--spacing-2xl);
}

.section-title {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: var(--spacing-lg);
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

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

/* ========================================
   Button Styles
   ======================================== */
.btn {
  display: inline-block;
  padding: 0.875rem 2rem;
  border-radius: var(--radius);
  font-weight: 600;
  text-align: center;
  transition: var(--transition-base);
  cursor: pointer;
  border: none;
  font-size: 1rem;
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  transform: translate(-50%, -50%);
  transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
  width: 300px;
  height: 300px;
}

.btn-primary {
  background: var(--gradient-primary);
  color: hsl(var(--primary-foreground));
  box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 50px hsl(262 83% 58% / 0.5);
}

.btn-secondary {
  background: hsl(var(--secondary));
  color: hsl(var(--secondary-foreground));
  border: 1px solid hsl(var(--border));
}

.btn-secondary:hover {
  background: hsl(var(--card));
  border-color: hsl(var(--primary));
}

/* ========================================
   Card Styles
   ======================================== */
.card {
  background: var(--gradient-card);
  border: 1px solid hsl(var(--border));
  border-radius: var(--radius);
  padding: var(--spacing-md);
  transition: var(--transition-base);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-primary);
  transform: scaleX(0);
  transition: transform 0.3s ease;
}

.card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-card);
  border-color: hsl(var(--primary) / 0.5);
}

.card:hover::before {
  transform: scaleX(1);
}

/* ========================================
   Podcast Grid
   ======================================== */
.podcast-section {
  margin-bottom: var(--spacing-2xl);
}

.podcast-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

.podcast-card {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.podcast-thumbnail {
  width: 100%;
  height: 220px;
  object-fit: cover;
  border-radius: var(--radius);
  margin-bottom: var(--spacing-md);
  transition: var(--transition-base);
}

.podcast-card:hover .podcast-thumbnail {
  transform: scale(1.05);
}

.podcast-title {
  font-size: 1.375rem;
  font-weight: 700;
  margin-bottom: var(--spacing-xs);
  color: hsl(var(--foreground));
}

.podcast-title a:hover {
  color: hsl(var(--primary));
}

.podcast-meta {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  color: hsl(var(--muted));
  font-size: 0.875rem;
  margin-bottom: var(--spacing-sm);
}

.podcast-excerpt {
  color: hsl(var(--muted));
  margin-bottom: var(--spacing-md);
  flex-grow: 1;
  line-height: 1.7;
}

/* ========================================
   Audio Player
   ======================================== */
.audio-player {
  background: hsl(var(--card));
  border: 1px solid hsl(var(--border));
  border-radius: var(--radius);
  padding: var(--spacing-md);
  margin: var(--spacing-md) 0;
}

.audio-player audio {
  width: 100%;
  filter: hue-rotate(240deg) saturate(150%);
}

/* ========================================
   Categories
   ======================================== */
.categories-section {
  margin-bottom: var(--spacing-2xl);
}

.category-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-md);
}

.category-card {
  padding: var(--spacing-lg);
  text-align: center;
  background: hsl(var(--card));
  border: 1px solid hsl(var(--border));
  border-radius: var(--radius);
  transition: var(--transition-base);
}

.category-card:hover {
  background: hsl(var(--secondary));
  border-color: hsl(var(--primary));
  transform: translateY(-4px);
}

.category-name {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
}

.category-count {
  color: hsl(var(--muted));
  font-size: 0.875rem;
}

/* ========================================
   Pagination
   ======================================== */
.pagination {
  display: flex;
  justify-content: center;
  gap: var(--spacing-sm);
  margin: var(--spacing-xl) 0;
}

.pagination a,
.pagination span {
  padding: var(--spacing-xs) var(--spacing-md);
  background: hsl(var(--card));
  border: 1px solid hsl(var(--border));
  border-radius: var(--radius-sm);
  transition: var(--transition-base);
}

.pagination a:hover {
  background: hsl(var(--primary));
  color: hsl(var(--primary-foreground));
  border-color: hsl(var(--primary));
}

.pagination .current {
  background: var(--gradient-primary);
  color: hsl(var(--primary-foreground));
  border-color: transparent;
}

/* ========================================
   Footer
   ======================================== */
.site-footer {
  background: hsl(var(--card));
  padding: var(--spacing-2xl) 0 var(--spacing-md);
  margin-top: var(--spacing-2xl);
  border-top: 1px solid hsl(var(--border));
}

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

.footer-widget h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: var(--spacing-md);
  color: hsl(var(--primary));
}

.footer-widget p {
  color: hsl(var(--muted));
  line-height: 1.7;
}

.footer-menu {
  list-style: none;
  padding: 0;
}

.footer-menu li {
  margin-bottom: var(--spacing-xs);
}

.footer-menu a {
  color: hsl(var(--muted));
  transition: var(--transition-base);
}

.footer-menu a:hover {
  color: hsl(var(--primary));
  padding-left: var(--spacing-xs);
}

.social-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
}

.social-links a {
  padding: var(--spacing-xs) var(--spacing-md);
  background: hsl(var(--secondary));
  border-radius: var(--radius-sm);
  color: hsl(var(--foreground));
  transition: var(--transition-base);
}

.social-links a:hover {
  background: var(--gradient-primary);
  color: hsl(var(--primary-foreground));
}

.footer-bottom {
  text-align: center;
  padding-top: var(--spacing-md);
  border-top: 1px solid hsl(var(--border));
  color: hsl(var(--muted));
}

/* ========================================
   Animations
   ======================================== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.7;
  }
}

/* ========================================
   Responsive Design
   ======================================== */
@media (max-width: 768px) {
  .hero-section {
    min-height: 400px;
  }
  
  .hero-title {
    font-size: 2rem;
  }
  
  .hero-description {
    font-size: 1rem;
  }
  
  .main-navigation {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: hsl(var(--background));
    border-bottom: 1px solid hsl(var(--border));
    padding: var(--spacing-md);
  }
  
  .main-navigation.active {
    display: block;
  }
  
  .main-navigation ul {
    flex-direction: column;
    gap: var(--spacing-sm);
  }
  
  .mobile-menu-toggle {
    display: flex;
  }
  
  .podcast-grid {
    grid-template-columns: 1fr;
  }
  
  .featured-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-content {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 var(--spacing-sm);
  }
  
  .btn {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
  }
}