* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Roboto, Arial, sans-serif;
}
body {
    background-color: #121212;
    color: #fff;
    line-height: 1.6;
}
header {
    background: linear-gradient(135deg, #b71c1c, #212121);
    text-align: center;
    padding: 2rem 1rem;
}
header h1 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}
main {
    max-width: 1200px;
    margin: 2rem auto;
    padding: 0 1rem;
}
/* ==============================================
   BUSCA — FIXA NO TOPO + TEMA ESCURO
   ============================================== */
.busca-container {
    margin: 0 auto 2rem;
    max-width: 600px;
    padding: 1rem;
    position: sticky;
    top: 0;
    z-index: 100;
    background: #121212;
    border-radius: 0 0 12px 12px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.3);
}
.busca-input {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 2px solid #333;
    border-radius: 8px;
    font-size: 1rem;
    background-color: #1e1e1e;
    color: #fff;
    transition: border-color 0.3s;
}
.busca-input:focus {
    outline: none;
    border-color: #ffd700;
}
.resultados-contagem {
    text-align: center;
    color: #aaa;
    margin-top: 0.75rem;
    font-size: 0.9rem;
}
/* ==============================================
   GRADE E CARDS
   ============================================== */
.grade-carrinhos {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
}
.vazio {
    grid-column: 1 / -1;
    text-align: center;
    color: #aaa;
    padding: 3rem;
    font-size: 1.1rem;
}
.card-carrinho {
    background-color: #1e1e1e;
    border-radius: 12px;
    overflow: hidden;
    border: 2px solid #333;
    transition: all 0.3s ease;
    opacity: 0.85;
    transform: scale(0.98);
    contain: layout paint;
}
.card-carrinho:hover {
    transform: translateY(-5px);
    border-color: #ffd700;
}
/* ✨ DESTAQUE DO CARD VISÍVEL */
.card-carrinho.card-visivel {
    border-color: #ffd700;
    box-shadow: 0 0 20px rgba(255, 215, 0, 0.4);
    opacity: 1;
    transform: scale(1);
}
/* ✅ MÍDIA COM TAMANHO FIXO — NÃO PULA A PÁGINA */
.card-midia {
    width: 100%;
    height: 200px;
    object-fit: cover;
    display: block;
    background: #2a2a2a;
}
.sem-midia {
    width: 100%;
    height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    background-color: #252525;
}
.card-conteudo {
    padding: 1.2rem;
}
.card-conteudo h3 {
    color: #ffd700;
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
}
.card-conteudo p {
    color: #ddd;
    font-size: 0.9rem;
    margin-bottom: 0.3rem;
}
.total {
    color: #ffd700;
    font-weight: bold;
    font-size: 1rem;
    margin-top: 0.3rem;
}
.obs {
    color: #aaa;
    font-style: italic;
    margin-top: 0.5rem;
}
footer {
    text-align: center;
    padding: 2rem;
    background-color: #1e1e1e;
    color: #aaa;
    margin-top: 2rem;
}
/* ==============================================
   SCROLL INFINITO — SENTINELA + SPINNER
   ============================================== */
.sentinela {
    grid-column: 1 / -1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 2.5rem 1rem;
    color: #aaa;
    font-size: 0.95rem;
    min-height: 60px;
}
.spinner {
    width: 36px;
    height: 36px;
    border: 4px solid #333;
    border-top-color: #ffd700;
    border-radius: 50%;
    animation: girarSpinner 0.8s linear infinite;
    flex-shrink: 0;
    box-shadow: 0 0 12px rgba(255, 215, 0, 0.3);
}
@keyframes girarSpinner {
    to { transform: rotate(360deg); }
}
.fim-colecao {
    color: #ffd700;
    font-weight: bold;
    font-size: 1rem;
}
/* RESPONSIVO */
@media (max-width: 600px) {
    header h1 { font-size: 1.5rem; }
    .grade-carrinhos { grid-template-columns: 1fr; }
}