:root {
    --bg-color: #f8f9fa;
    --card-bg: #ffffff;
    --text-main: #333333;
    --primary: #000000;
    --accent: #0d6efd;
}

body {
    font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-main);
    margin: 0; padding-bottom: 40px; line-height: 1.6;
}

/* Header */
.navbar {
    background: #fff; border-bottom: 1px solid #e0e0e0; padding: 0 20px;
    height: 60px; display: flex; align-items: center; justify-content: space-between;
    position: sticky; top: 0; z-index: 100;
}
.nav-brand { font-weight: 700; font-size: 1.2rem; text-decoration: none; color: #000; }
.nav-links { display: flex; gap: 20px; align-items: center; }
.nav-item { text-decoration: none; color: var(--text-main); font-size: 0.9rem; font-weight: 500; }
.lang-selector a { text-decoration: none; margin-left: 8px; font-size: 1.2rem; }

/* Layout Containers */
.container { max-width: 1000px; margin: 20px auto; padding: 0 15px; }
.card {
    background: var(--card-bg); border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05); padding: 20px; margin-bottom: 20px;
    border: 1px solid #eee;
}

/* Botões e Inputs */
.btn {
    display: inline-block; padding: 10px 20px; background: var(--primary);
    color: #fff; border: none; border-radius: 6px; cursor: pointer;
    font-size: 0.95rem; text-decoration: none; width: 100%; box-sizing: border-box; text-align: center;
}
.btn:hover { opacity: 0.85; }
.btn-outline { background: transparent; border: 1px solid #ddd; color: #333; }
.btn:disabled { opacity: 0.6; cursor: not-allowed; }

input, select, textarea { width: 100%; padding: 12px; margin-bottom: 10px; border: 1px solid #ddd; border-radius: 6px; box-sizing: border-box; font-size: 1rem; }

/* Status Colors */
.status-badge { display: inline-block; padding: 4px 10px; border-radius: 50px; color: #fff; font-size: 0.75rem; font-weight: bold; text-transform: uppercase; }
.etapa-0  { background-color: #6c757d; color: #fff; }
.etapa-1  { background-color: #ffc107; color: #000; }
.etapa-2  { background-color: #fd7e14; }
.etapa-3  { background-color: #20c997; }
.etapa-4  { background-color: #0d6efd; }
.etapa-5  { background-color: #198754; }
.etapa-99 { background-color: #dc3545; color: #fff; }

.blocked-alert { background-color: #ffebee; border: 2px solid #dc3545; color: #c62828; padding: 15px; border-radius: 8px; margin-bottom: 20px; text-align: center; font-weight: bold; }

/* Grid de Estandes */
.estande-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 15px; }
.estande-item { text-align: center; cursor: pointer; text-decoration: none; color: inherit; border-top: 5px solid transparent; transition: transform 0.2s; }
.estande-item:hover { transform: translateY(-3px); }
.estande-numero { font-size: 1.5rem; font-weight: 700; display: block; }

@media (min-width: 768px) { .btn { width: auto; } .navbar { padding: 0 40px; } }