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

/* espaçamento do topo (header fixo) */
:root { --top-gap: 120px; }

/* Paleta Laranja */
:root{
  --top-gap: 120px;         /* espaço do topo */
  --glow-size: 260px;       /* tamanho da sombra no canto */
  --orange: 255,122,0;      /* #ff7a00 em RGB */
  --orange-grad: linear-gradient(135deg, #ff7a00 0%, #ffffff 100%);
}

body{
  font-family:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;
  color:#fff;
  overflow-x:hidden;
  z-index: 999999999;
  padding-top: calc(var(--top-gap) + env(safe-area-inset-top));
  background:
    radial-gradient(var(--glow-size) var(--glow-size) at 0% 0%,
      rgba(var(--orange), .32) 0%,
      rgba(var(--orange), .14) 40%,
      rgba(var(--orange), 0) 64%
    ),
    linear-gradient(to top,
      rgba(var(--orange), .18) 0%,
      rgba(var(--orange), .08) 8%,
      rgba(var(--orange), 0) 16%
    ),
    #0a0a0a;
  background-repeat:no-repeat;
  background-size:auto, auto, cover;
  background-position:left top, left bottom, center;
}

/* helper: texto com gradiente laranja > branco */
.gradient-text,
.logo,
.nav-menu a:hover,
.hero-subtitle,
.step-title.active,
.step-item:hover .step-title,
.step-description,
.step-item:hover .step-description,
.game-category:hover .game-title,
.game-description,
.game-category:hover .game-description,
.prize-value,
.footer-brand,
.footer-description,
.footer-links a,
.footer-links a:hover,
.footer-bottom,
.btn-login:hover,
.step-icon,
.step-icon.active,
.game-icon {
  background: var(--orange-grad) !important;
  -webkit-background-clip: text !important;
  background-clip: text !important;
  color: transparent !important;
}

/* Header */
.header {
  background: rgba(10, 10, 10, 0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 122, 0, 0.18);
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 1rem 0;
}

.header-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.5rem;
  font-weight: 800;
  text-decoration: none;
}

.logo-icon {
  width: 32px; height: 32px;
  background: var(--orange-grad);
  border-radius: 8px;
  display:flex; align-items:center; justify-content:center;
  color:#fff; font-weight:bold; font-size:1.2rem;
}

.nav-menu {
  display: flex; align-items: center; gap: 2rem; list-style: none;
}
.nav-menu a {
  color: white; text-decoration: none; font-weight: 500;
  transition: all 0.3s ease; position: relative;
}
.nav-menu a::after {
  content: '';
  position: absolute; bottom: -4px; left: 0; width: 0; height: 2px;
  background: var(--orange-grad);
  transition: width 0.3s ease;
}
.nav-menu a:hover::after { width: 100%; }

.header-actions {
  display: flex; align-items:center; gap: 1rem;
}
.btn-login { color:white; text-decoration:none; font-weight:500; transition: color .3s, background .3s; }

.btn-register {
  background: var(--orange-grad);
  color: white; text-decoration: none;
  padding: 0.75rem 1.5rem; border-radius: 12px;
  font-weight: 600; transition: all 0.3s ease;
  box-shadow: 0 4px 20px rgba(255, 122, 0, 0.18);
  display: flex; align-items: center; gap: .5rem;
}
.btn-register:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(255, 122, 0, 0.26);
}

/* Hero */
.hero-section {
  margin-top: 40px;
  padding: 0;
  background: #0a0a0a;
  position: relative; overflow: hidden;
}
.hero-container { max-width: 1400px; margin: 0 auto; padding: 0 2rem; }

.hero-banner {
  border-radius: 24px; position: relative; overflow: hidden;
  display:flex; align-items:center; justify-content:space-between;
}
.hero-banner::before {
  content:''; position:absolute; inset:0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="1" fill="white" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
  opacity:.3;
}

.hero-content { position: relative; z-index: 2; }
.hero-title {
  font-size: 4rem; font-weight: 900; color: white;
  text-shadow: 2px 2px 4px rgba(0,0,0,.3);
  margin-bottom: .5rem; line-height: 1.1;
}
/* .hero-subtitle usa o helper */

.hero-cta {
  background: rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: white; padding: 1rem 2rem; border-radius: 16px;
  font-weight: 700; font-size: 1.1rem; text-decoration: none;
  display: inline-block; transition: all .3s ease;
  box-shadow: 0 8px 24px rgba(0,0,0,.2);
}
.hero-cta:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 36px rgba(0,0,0,.3);
  background: rgba(255,255,255,.3);
}

.hero-visuals { position:relative; z-index:2; display:flex; align-items:center; gap:2rem; }
.money-stack {
  width:200px; height:120px;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 200 120"><rect x="10" y="20" width="180" height="80" rx="8" fill="%23b45309" stroke="%239a3f00" stroke-width="2"/><text x="100" y="70" text-anchor="middle" fill="white" font-family="Arial" font-size="24" font-weight="bold">100</text><text x="100" y="45" text-anchor="middle" fill="white" font-family="Arial" font-size="10">REPÚBLICA FEDERATIVA DO BRASIL</text></svg>') no-repeat center / contain;
  border-radius:8px; position:relative; transform: rotate(-5deg);
}
.money-stack::after{
  content:''; position:absolute; top:-10px; left:-10px; width:100%; height:100%;
  background: inherit; opacity:.7; z-index:-1;
}

/* Steps */
.steps-section{
  padding: 4rem 2rem;
  background:
    radial-gradient(circle at 20% 50%, rgba(255,122,0,.05) 0%, transparent 50%),
    radial-gradient(circle at 80% 50%, rgba(255,122,0,.03) 0%, transparent 50%);
}
.steps-container{ max-width:1200px; margin:0 auto; }

.steps-grid{
  display:grid; grid-template-columns: repeat(auto-fit, minmax(250px,1fr));
  gap:2rem; position:relative;
}
.steps-grid::before{
  content:''; position:absolute; top:50px; left:12.5%; right:12.5%; height:2px;
  background: var(--orange-grad); z-index:1;
}

.step-item{ text-align:center; position:relative; z-index:2; transition: all .3s ease; }
.step-item:hover{ transform: translateY(-8px); }

.step-icon{
  width:100px; height:100px; margin:0 auto 1.5rem;
  background: linear-gradient(145deg, rgba(20,20,20,.8) 0%, rgba(10,10,10,.9) 100%);
  border: 2px solid rgba(255,255,255,.18);
  border-radius:50%; display:flex; align-items:center; justify-content:center;
  font-size:2.5rem; transition: all .4s ease; backdrop-filter: blur(20px);
  position:relative; overflow:hidden;
}
.step-icon::before{
  content:''; position:absolute; inset:0;
  background: radial-gradient(circle at center, rgba(255,255,255,.12) 0%, transparent 70%);
  opacity:0; transition: opacity .3s ease;
}
.step-icon:hover::before, .step-icon.active::before{ opacity:1; }
.step-icon.active{
  border-image: var(--orange-grad) 1;
  box-shadow: 0 0 30px rgba(255,122,0,.18), 0 0 60px rgba(255,122,0,.06);
  background: linear-gradient(145deg, rgba(255,255,255,.08) 0%, rgba(255,255,255,.04) 100%);
}
.step-icon:hover{ border-image: var(--orange-grad) 1; transform: scale(1.05); }

.step-title{ font-size:1.25rem; font-weight:700; color:#fff; margin-bottom:.75rem; transition: color .3s ease; }
.step-description{ font-size:.95rem; line-height:1.5; transition: color .3s ease; }

/* Games */
.games-section{
  padding: 4rem 2rem;
  background:
    radial-gradient(circle at 20% 80%, rgba(255,122,0,.03) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(255,122,0,.05) 0%, transparent 50%);
}
.games-container{ max-width:1200px; margin:0 auto; }

.games-grid{ display:grid; grid-template-columns: repeat(auto-fit, minmax(400px,1fr)); gap:2rem; }

.game-category{
  background: linear-gradient(145deg, rgba(20,20,20,.8) 0%, rgba(10,10,10,.9) 100%);
  border:1px solid rgba(255,255,255,.16);
  border-radius:24px; padding:3rem 2rem; text-align:center;
  position:relative; overflow:hidden; transition: all .4s ease; backdrop-filter: blur(20px);
}
.game-category::before{
  content:''; position:absolute; inset:0;
  background: radial-gradient(circle at 20% 20%, rgba(255,122,0,.18) 0%, transparent 55%),
              radial-gradient(circle at 80% 80%, rgba(255,255,255,.10) 0%, transparent 55%);
  opacity:0; transition: opacity .4s ease; pointer-events:none;
}
.game-category:hover::before{ opacity:1; }
.game-category:hover{
  transform: translateY(-8px);
  border-color: rgba(255,122,0,.28);
  box-shadow: 0 20px 60px rgba(0,0,0,.3), 0 0 40px rgba(255,122,0,.18);
}

.game-icon{
  width:120px; height:120px; margin:0 auto 2rem;
  background: linear-gradient(135deg, rgba(255,255,255,.15) 0%, rgba(255,255,255,.1) 100%);
  border: 3px solid rgba(255,255,255,.28);
  border-radius:50%; display:flex; align-items:center; justify-content:center;
  font-size:3rem; transition: all .4s ease; position:relative; z-index:2;
}
.game-category:hover .game-icon{
  border-image: var(--orange-grad) 1;
  background: linear-gradient(135deg, rgba(255,255,255,.2) 0%, rgba(255,255,255,.15) 100%);
  box-shadow: 0 0 40px rgba(255,122,0,.18), 0 0 80px rgba(255,122,0,.06);
  transform: scale(1.05);
}

.game-title{ font-size:2rem; font-weight:800; color:#fff; margin-bottom:1rem; letter-spacing:1px; position:relative; z-index:2; transition: color .3s ease; }
.game-description{ font-size:1rem; margin-bottom:2rem; line-height:1.6; position:relative; z-index:2; transition: color .3s ease; }

.game-btn{
  background: var(--orange-grad);
  color: white; border:0; padding:1rem 2rem; border-radius:50px;
  font-size:1rem; font-weight:700; text-decoration:none;
  display:inline-flex; align-items:center; gap:.75rem; transition: all .3s ease;
  position:relative; z-index:2; box-shadow: 0 4px 20px rgba(255,122,0,.18);
  text-transform: uppercase; letter-spacing:.5px;
}
.game-btn:hover{
  background: var(--orange-grad);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(255,122,0,.24);
  color:white;
}
.game-btn i{ font-size:1.1rem; transition: transform .3s ease; }
.game-btn:hover i{ transform: translateX(4px); }

/* Responsivo */
@media (max-width: 768px){
  .steps-section, .games-section { padding: 3rem 1rem; }
  .steps-grid { grid-template-columns: repeat(2,1fr); gap:1.5rem; }
  .steps-grid::before { display:none; }
  .step-icon{ width:80px; height:80px; font-size:2rem; margin-bottom:1rem; }
  .step-title{ font-size:1.1rem; margin-bottom:.5rem; }
  .step-description{ font-size:.9rem; }
  .games-grid{ grid-template-columns:1fr; gap:1.5rem; }
  .game-category{ padding:2rem 1.5rem; border-radius:20px; }
  .game-icon{ width:100px; height:100px; font-size:2.5rem; margin-bottom:1.5rem; }
  .game-title{ font-size:1.6rem; margin-bottom:.75rem; }
  .game-description{ font-size:.9rem; margin-bottom:1.5rem; }
  .game-btn{ padding:.875rem 1.75rem; font-size:.9rem; }
}

@media (max-width: 480px){
  .steps-grid { grid-template-columns:1fr; gap:2rem; }
  .step-icon{ width:90px; height:90px; font-size:2.2rem; margin-bottom:1.25rem; }
  .step-title{ font-size:1.2rem; margin-bottom:.75rem; }
  .game-category{ padding:2rem 1rem; }
  .game-icon{ width:90px; height:90px; font-size:2.2rem; }
  .game-title{ font-size:1.4rem; }
  .game-btn{ padding:.75rem 1.5rem; font-size:.85rem; }
}

/* animação on-scroll */
.step-item, .game-category { opacity:0; transform: translateY(30px); transition: all .6s ease; }
.step-item.animate-fade-in-up, .game-category.animate-fade-in-up { opacity:1; transform: translateY(0); }
.step-item:nth-child(1){ transition-delay:.1s; }
.step-item:nth-child(2){ transition-delay:.2s; }
.step-item:nth-child(3){ transition-delay:.3s; }
.step-item:nth-child(4){ transition-delay:.4s; }
.game-category:nth-child(1){ transition-delay:.1s; }
.game-category:nth-child(2){ transition-delay:.3s; }

/* Carrossel de prêmios */
.prize-carousel { padding:2rem 0; background:#0a0a0a; overflow:hidden; }
.prize-track { display:flex; gap:1.5rem; animation: scroll 30s linear infinite; padding:1rem 0; }
.prize-item{
  min-width:200px;
  background: linear-gradient(135deg, rgba(255,255,255,.10), rgba(255,255,255,.05));
  border:1px solid rgba(255,255,255,.16);
  border-radius:16px; padding:1.5rem; text-align:center; position:relative; white-space:nowrap;
}
.prize-icon{
  width:60px; height:60px; background: var(--orange-grad);
  border-radius:12px; margin:0 auto 1rem; display:flex; align-items:center; justify-content:center;
  color:#fff; font-size:1.5rem;
}
.prize-name{ font-size:.9rem; font-weight:600; color:white; margin-bottom:.5rem; }
/* .prize-value usa o helper */

@keyframes scroll { 0%{transform:translateX(0)} 100%{transform:translateX(-50%)} }

/* Footer */
.footer{ background:#0f0f0f; border-top:1px solid rgba(255,255,255,.12); padding:3rem 0 2rem; }
.footer-container{ max-width:1400px; margin:0 auto; padding:0 2rem; }
.footer-content{ display:grid; grid-template-columns:1fr 1fr 1fr; gap:3rem; margin-bottom:2rem; }
.footer-brand{ display:flex; align-items:center; gap:.5rem; font-size:1.5rem; font-weight:800; margin-bottom:1rem; }
.footer-description{ line-height:1.6; margin-bottom:1rem; }
.footer-section h3{ color:white; font-weight:700; margin-bottom:1rem; }
.footer-links{ list-style:none; }
.footer-links li{ margin-bottom:.5rem; }
.footer-bottom{ border-top:1px solid rgba(255,255,255,.12); padding-top:2rem; text-align:center; font-size:.9rem; }

/* Responsivo footer/hero */
@media (max-width: 768px){
  .nav-menu{ display:none; }
  .hero-banner{ flex-direction:column; text-align:center; gap:2rem; }
  .hero-title{ font-size:2.5rem; }
  .hero-subtitle{ font-size:2rem; }
  .steps-grid{ grid-template-columns: repeat(2,1fr); }
  .games-grid{ grid-template-columns: 1fr; }
  .footer-content{ grid-template-columns:1fr; gap:2rem; }
}
@media (max-width: 480px){
  .steps-grid{ grid-template-columns:1fr; }
  .hero-title{ font-size:2rem; }
  .hero-subtitle{ font-size:1.5rem; }
}

/* Scrollbar */
::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-track { background: transparent !important; }
::-webkit-scrollbar-thumb {
  background: var(--orange-grad);
  border-radius: 8px;
}
::-webkit-scrollbar-thumb:hover { background: var(--orange-grad); }