/* ==========================================================================
   FERNANDO CESTER - SITE OFICIAL DE ROCK
   main.css - Variáveis Globais, Reset e Tipografia de Arena Rock
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Bebas+Neue&family=Montserrat:ital,wght@0,300;0,400;0,600;0,700;0,800;0,900;1,400&family=Oswald:wght@500;600;700&display=swap');

:root {
  /* Cores Principais - Estilo Arena Rock Americano */
  --bg-darkest: #070709;
  --bg-darker: #0d0d12;
  --bg-card: #14141c;
  --bg-card-hover: #1c1c28;
  --bg-glass: rgba(18, 18, 26, 0.75);
  --bg-glass-strong: rgba(10, 10, 15, 0.92);

  /* Acentos de Luz e Palco */
  --gold-primary: #ffb703;
  --gold-glow: #fb8500;
  --gold-light: #ffd166;
  --red-accent: #e63946;
  --red-glow: rgba(230, 57, 70, 0.4);

  /* Metais & Textos */
  --text-white: #ffffff;
  --text-primary: #f3f4f6;
  --text-secondary: #9ca3af;
  --text-muted: #6b7280;
  --border-color: rgba(255, 183, 3, 0.15);
  --border-subtle: rgba(255, 255, 255, 0.08);

  /* Sombras & Brilhos de Palco */
  --shadow-gold: 0 0 25px rgba(255, 183, 3, 0.35);
  --shadow-red: 0 0 25px rgba(230, 57, 70, 0.45);
  --shadow-card: 0 15px 35px rgba(0, 0, 0, 0.65);

  /* Fontes */
  --font-rock: 'Bebas Neue', sans-serif;
  --font-heading: 'Oswald', sans-serif;
  --font-body: 'Montserrat', sans-serif;

  /* Transições e Bordas */
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-full: 9999px;
  --container-width: 1240px;
}

/* Reset básico */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 90px;
  background-color: var(--bg-darkest);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  overflow-x: hidden;
  background-color: var(--bg-darkest);
  background-image: 
    radial-gradient(circle at 50% 0%, rgba(251, 133, 0, 0.08) 0%, transparent 60%),
    radial-gradient(circle at 10% 40%, rgba(230, 57, 70, 0.04) 0%, transparent 45%),
    radial-gradient(circle at 90% 70%, rgba(255, 183, 3, 0.04) 0%, transparent 50%);
  background-attachment: fixed;
}

/* Tipografia Base */
h1, h2, h3, h4, .font-rock {
  font-family: var(--font-rock);
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--text-white);
}

h2 {
  font-size: clamp(2.4rem, 5vw, 4rem);
  line-height: 1.1;
  margin-bottom: 0.5rem;
}

h3 {
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  line-height: 1.2;
}

p {
  color: var(--text-secondary);
  font-size: 1.05rem;
  font-weight: 400;
  line-height: 1.7;
}

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

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

button, input, textarea, select {
  font-family: inherit;
  font-size: 1rem;
}

/* Utilitários de Layout */
.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section-spacing {
  padding: 6rem 0;
  position: relative;
}

.text-center {
  text-align: center;
}

/* Cabeçalhos de Seções */
.section-header {
  text-align: center;
  margin-bottom: 3.5rem;
  position: relative;
}

.section-subtitle {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--gold-primary);
  margin-bottom: 0.6rem;
  padding: 0.3rem 1rem;
  background: rgba(255, 183, 3, 0.08);
  border: 1px solid rgba(255, 183, 3, 0.25);
  border-radius: var(--radius-full);
}

.section-title {
  position: relative;
  display: inline-block;
}

.section-title::after {
  content: '';
  display: block;
  width: 70px;
  height: 4px;
  background: linear-gradient(90deg, var(--gold-primary), var(--red-accent));
  margin: 0.8rem auto 0;
  border-radius: var(--radius-full);
  box-shadow: 0 0 12px rgba(255, 183, 3, 0.6);
}

.section-desc {
  max-width: 650px;
  margin: 1.2rem auto 0;
  font-size: 1.1rem;
  color: var(--text-secondary);
}

/* Gradientes & Textos Especiais */
.text-gradient-gold {
  background: linear-gradient(135deg, #ffffff 15%, var(--gold-light) 50%, var(--gold-glow) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.text-gradient-fire {
  background: linear-gradient(135deg, var(--gold-primary) 0%, var(--red-accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Botões Estilo Arena Rock */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.95rem 2rem;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-smooth);
  border: none;
  outline: none;
  position: relative;
  overflow: hidden;
  z-index: 1;
}

.btn-primary {
  background: linear-gradient(135deg, var(--gold-primary) 0%, var(--gold-glow) 100%);
  color: #000;
  box-shadow: 0 4px 20px rgba(251, 133, 0, 0.4);
}

.btn-primary:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 8px 30px rgba(255, 183, 3, 0.7);
  color: #000;
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-white);
  border: 1px solid rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: var(--gold-primary);
  color: var(--gold-primary);
  transform: translateY(-3px);
  box-shadow: 0 0 20px rgba(255, 183, 3, 0.25);
}

.btn-whatsapp {
  background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
  color: #fff;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.35);
}

.btn-whatsapp:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 8px 30px rgba(37, 211, 102, 0.6);
  color: #fff;
}

.btn-red {
  background: linear-gradient(135deg, var(--red-accent) 0%, #b51722 100%);
  color: #fff;
  box-shadow: 0 4px 20px var(--red-glow);
}

.btn-red:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(230, 57, 70, 0.7);
}

.btn-sm {
  padding: 0.6rem 1.2rem;
  font-size: 0.85rem;
  letter-spacing: 1px;
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: 0.3rem 0.8rem;
  border-radius: var(--radius-full);
}

.badge-available {
  background: rgba(37, 211, 102, 0.15);
  color: #25D366;
  border: 1px solid rgba(37, 211, 102, 0.3);
}

.badge-limited {
  background: rgba(255, 183, 3, 0.15);
  color: var(--gold-primary);
  border: 1px solid rgba(255, 183, 3, 0.3);
}

.badge-soldout {
  background: rgba(230, 57, 70, 0.15);
  color: var(--red-accent);
  border: 1px solid rgba(230, 57, 70, 0.3);
}

/* Barra de rolagem personalizada */
::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-track {
  background: var(--bg-darkest);
}

::-webkit-scrollbar-thumb {
  background: #2a2a38;
  border-radius: 5px;
  border: 2px solid var(--bg-darkest);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--gold-primary);
}